Integrity
Integrity in the UPDV is the unbroken correspondence between a person's inner life and outward walk. The word integrity itself surfaces in the wisdom books for the man who walks "uprightly" (Pr 10:9) and whose path is one piece, but the same disposition gathers other names across scripture: innocence of hands, purity of heart, a clear conscience, the absence of guile. The Psalter and Proverbs lay down the basic shape, the prophets and apostles trace its consequences, and Job and David supply the model of a man insisting on his integrity even under accusation.
The Walk of the Upright
Yahweh is bound to the upright. "My shield is with God, Who saves the upright in heart" (Ps 7:10), and "Light is sown for the righteous, And gladness for the upright in heart" (Ps 97:11). The upright are the proper citizens of the wisdom-world: they stay in the land while the perverse are uprooted (Pr 2:21), their tent flourishes where the house of the wicked is overthrown (Pr 14:11), and their integrity itself is their guide, in contrast to the perverseness that destroys betrayers (Pr 11:3). Proverbs makes integrity an ordinary, observable manner of walking: "He who walks uprightly walks surely; But he who perverts his ways will be known" (Pr 10:9). It is a reliable inheritance — "A righteous man who walks in his integrity, Blessed are his sons after him" (Pr 20:7) — and it ranks above wealth: "Better is the poor who walks in his integrity, Than he who is perverse in [his] ways, though he is rich" (Pr 28:6).
The reward language is consistent. The upright are marked, watched, and rewarded by Yahweh: "Mark the perfect man, and look at the upright; For there is a [happy] end to the man of peace" (Ps 37:37); "To the upright there rises light in the darkness: [He is] gracious, and merciful, and righteous" (Ps 112:4); the call is to "Be glad in [the Speech of] Yahweh, and rejoice, you⁺ righteous; And shout for joy, all you⁺ who are upright in heart" (Ps 32:11). Yahweh "lays up sound wisdom for the upright; [He is] a shield to those who walk in integrity" (Pr 2:7).
A Man Holding Fast
Integrity, in the UPDV, is something a person can claim and hold under fire. David walks into worship on the basis of his own integrity: "Judge me, O Yahweh, for I have walked in my integrity: I have trusted also in Yahweh without wavering" (Ps 26:1). He invites examination — "Examine me, O Yahweh, and prove me; Try my heart and my mind" (Ps 26:2) — and locates his integrity in concrete refusals: "I have not sat with men of falsehood; Neither will I go in with dissemblers... I hate the assembly of evildoers, And will not sit with the wicked" (Ps 26:4-5). Job makes the same kind of claim against his friends. Refusing to confess wrong he has not done, he protests, "Surely my lips will not speak unrighteousness, Neither will my tongue utter deceit. Far be it from me that I should justify you⁺: Until I die I will not put away my integrity from me. My righteousness I hold fast, and will not let it go: My heart will not reproach [me] so long as I live" (Job 27:4-6). Integrity here is something a man dies with rather than negotiates away.
Innocent Hands and a Pure Heart
The temple liturgy translates integrity into a question about who is fit to draw near: "Who will ascend into the hill of Yahweh? And who will stand in his holy place? He who has innocent hands, and a pure heart; Who has not lifted up his soul to falsehood, And has not sworn deceitfully" (Ps 24:3-4). The pairing of innocent hands with pure heart is the standing biblical shorthand for integrity — outward conduct and inward disposition matched. David's prayer that he may "be upright" runs the same direction: "Keep back your slave also from presumptuous [sins]; Don't let them have dominion over me: Then I will be upright, And I will be innocent from great transgression" (Ps 19:13). Daniel's deliverance is grounded the same way — "since before him innocence was found in me; and also before you, O king, I have done no hurt" (Da 6:22) — and Job is told that on the far side of repentance "you will lift up your face without spot; Yes, you will be steadfast, and will not fear" (Job 11:15).
The blessing in Psalm 32 sets the inward note: "Blessed is [the] man to whom Yahweh does not impute iniquity, And in whose spirit there is no guile" (Ps 32:2). Jesus reads Nathaniel by exactly that standard: "Look, an Israelite indeed, in whom is no guile!" (John 1:47). The same word sets him apart as the messianic original — "who did no sin, neither was guile found in his mouth" (1Pe 2:22) — and the church is described in the same vocabulary, "a glorious [church], not having spot or wrinkle or any such thing; but that it should be holy and without blemish" (Eph 5:27). Pure religion is "to keep himself unspotted from the world" (Jas 1:27); apostolic exhortation is to be "found in peace, without spot and blameless in his sight" (2Pe 3:14); the redeemed at the end of Revelation are those in whose mouth "was found no lie: they are without blemish" (Re 14:5). The integrity of the Old Testament upright lands as the spotlessness of the New Testament saints, and obedience to the truth is what produces it: "Seeing you⁺ have purified your⁺ souls in your⁺ obedience to the truth to unfeigned love of the brothers, love one another fervently from a pure heart" (1Pe 1:22).
The Witness of Conscience
What the Old Testament calls walking in integrity, the New Testament most often calls keeping a good conscience. Conscience is the inward correlate of integrity — the faculty that bears witness to whether the inside and the outside agree. Paul describes the Gentiles as those who "show the work of the law written in their hearts, their conscience bearing witness with them, and their thoughts one with another accusing or excusing [them]" (Ro 2:15). His own appeal turns on the same internal witness: "I say the truth in Christ, I do not lie, my conscience bearing witness with me in the Holy Spirit" (Ro 9:1). Subjection to authority is owed "not only because of wrath, but also because of conscience" (Ro 13:5).
Paul's confidence about his ministry rests there: "For our glorying is this, the testimony of our conscience, that in simplicity and sincerity of God, and not in fleshly wisdom but in the grace of God, we behaved ourselves in the world" (2Co 1:12); to the same congregation he hopes "that we are made manifest also in your⁺ consciences" (2Co 5:11). The Pastorals make a good conscience a structural part of the faith: "holding faith and a good conscience; which some having thrust from them made shipwreck concerning the faith" (1Ti 1:19); deacons are to hold "the mystery of the faith in a pure conscience" (1Ti 3:9). Hebrews and 1 Peter take the same line: "we are persuaded that we have a good conscience, desiring to live honorably in all things" (Heb 13:18); "with meekness and fear, having a good conscience; that, in what you⁺ are spoken against, they may be put to shame who revile your⁺ good manner of life in Christ" (1Pe 3:16). Suffering wrongfully is endurable when it is "for conscience toward God" (1Pe 2:19).
The conscience is not, however, self-cleansing. The new-covenant claim is that the blood of Christ "will... cleanse our conscience from dead works to serve the living God" (Heb 9:14), and worshippers are now to draw near "with a true heart in fullness of faith, having our hearts sprinkled from an evil conscience, and having our body washed in pure water" (Heb 10:22). Integrity in the New Testament still walks uprightly, but it walks with a conscience cleansed by sacrifice rather than asserted by self-defence.
Washing the Hands
Scripture provides a gestural emblem for integrity. Deuteronomy prescribes the rite for an unsolved killing: "all the elders of that city, who are nearest to the slain man, will wash their hands over the heifer whose neck was broken in the valley" (De 21:6) — a public, ceremonial declaration that the community has no part in the bloodguilt. David takes up the same gesture as a description of his own approach to worship: "I will wash my hands in innocence: So I will go about your altar, O Yahweh" (Ps 26:6). In the dark middle of Psalm 73 the gesture is briefly turned bitter — "Surely in vain I have cleansed my heart, And washed my hands in innocence" (Ps 73:13) — until the worshipper catches sight of the wicked's true end. The image stays the same throughout: clean hands lifted up to God, an outward sign of a non-complicit life.
Beyond Appearance
The UPDV repeatedly warns against confusing integrity with the look of integrity. The verdict over Saul's tall body and Eliab's good face is that "man looks on the outward appearance, but Yahweh looks on the heart" (1Sa 16:7). Jesus brings the same ruling forward: "Do not judge according to appearance, but judge righteous judgment" (John 7:24). Paul applies it polemically against rivals who "glory in appearance, and not in heart" (2Co 5:12) and presses, "You⁺ look at the things that are before your⁺ face" (2Co 10:7). James turns it on the assembly itself, where favouritism toward the man "with a gold ring, in fine clothing" over the poor man in "vile clothing" makes the church "judges with evil thoughts" (Jas 2:2-4). Integrity, in this set of warnings, refuses to coast on impressions — its own or anyone else's.
The full-length picture is consistent. The person of integrity walks uprightly in plain sight, holds his integrity even under accusation, draws near to Yahweh with innocent hands and a pure heart, owns a conscience that is willing to be examined and that the blood of Christ has cleansed, and refuses to settle for the outward appearance of any of these things. It is a single unbroken life, named differently in different parts of the canon but pointing each time at the same thing.