Toleration
Scripture treats toleration not as indifference to truth but as restraint of judgment toward people whose practice or affiliation differs from one's own. The pattern recurs in three settings: an outsider working in Christ's name whom the disciples want to silence, a fellow believer whose conscience binds him to scruples the apostle does not share, and the broader prophetic vision of nations walking each in the name of its god while Israel walks in the name of Yahweh.
The Outsider Working in Christ's Name
When the disciples report an unaffiliated exorcist, Jesus refuses to silence him. John says, "Teacher, we saw one casting out demons in your name; and we forbade him, because he didn't follow us" (Mr 9:38). Jesus answers, "Don't forbid him: for there is no man who will do a mighty work in my name, and be able quickly to speak evil of me" (Mr 9:39). Luke's parallel adds the maxim that crystallizes the principle: "Don't forbid [him]: for he who is not against you⁺ is for you⁺" (Lu 9:49-50). The criterion is not group membership but the direction of the work — performed in Jesus' name, it cannot quickly turn against him.
Paul applies a similar restraint to rivals preaching from impure motives during his imprisonment. Some "proclaim Christ insincerely from faction, think to raise up affliction for me in my bonds. What then? Only that in every way, whether in pretense or in truth, Christ is proclaimed; and in this I rejoice, yes, and will rejoice" (Php 1:17-18). The content proclaimed, not the disposition of the proclaimer, governs Paul's response.
Forbearance Among Believers
The longest sustained treatment of toleration in Scripture is Paul's instruction in Rom 14 about disputed practices — diet and the observance of days. Believers are to receive the weak "not for decision of scruples" (Rom 14:1). The eater is not to despise the abstainer, and the abstainer is not to judge the eater, "for God has received him" (Rom 14:3). The decisive question is not whose practice is correct but to whom the practitioner answers: "Who are you that judges the household slave of another? To his own lord he stands or falls" (Rom 14:4). Each is to be "fully assured in his own mind" (Rom 14:5).
Because every believer will give account of himself to God (Rom 14:12), believers are not to judge one another but to "judge⁺ this rather, that no man put a stumbling block in his brother's way, or an occasion of falling" (Rom 14:13). The kingdom of God is "not eating and drinking, but righteousness and peace and joy in the Holy Spirit" (Rom 14:17). Toleration here is asymmetric: the strong yields, not the weak. "It is good not to eat flesh, nor to drink wine, nor [to do anything] by which your brother stumbles" (Rom 14:21). The personal faith is real but private — "The faith which you have, you have to yourself before God" (Rom 14:22).
Paul restates the same logic at Corinth on the question of food offered in sacrifice. The believer's own liberty is intact, but he limits it for another's conscience: "conscience, I say, not your own, but the other's; for why is my liberty judged by another conscience?" (1Co 10:29). The governing aim is the glory of God and the absence of offense to "Jews, or to Greeks, or to the church of God" (1Co 10:31-32).
The Prophetic Vision of Co-existing Devotion
Micah's portrait of the latter days holds together both an absolute commitment to Yahweh and a recognition that other peoples walk by their own religious allegiance: "But they will sit every man under his vine and under his fig tree; and none will make them afraid: for the mouth of Yahweh of hosts has spoken it. For all the peoples walk every one in the name of his god; and we will walk in the name of Yahweh our God forever and ever" (Mic 4:4-5). The promise of unmolested rest under vine and fig tree is paired with an honest acknowledgment of religious plurality among the nations, while Israel's loyalty to Yahweh is undiminished.