Insomnia
Two named instances of royal sleeplessness sit under this umbrella, both Persian, both decisive for what follows in the narrative. The unslept night becomes the moment when a hidden record surfaces or an anxious decree plays itself out.
The Night the King Could Not Sleep
In the Esther narrative the turning point is unsentimental: "On that night the king could not sleep; and he commanded to bring the Book of Records of the Chronicles, and they were read before the king" (Esther 6:1). The wakefulness is plain — no dream, no vision, no angelic voice — and the king's response is administrative. He calls for the chronicles to be read. What surfaces is the unrewarded service of Mordecai, and the public honor that follows is the hinge on which Haman's plan begins to break.
Sleep Fled from Him
In Daniel a parallel sleepless night belongs to Darius after Daniel has been put into the lions' den at his unwilling decree (Dan 6:1). "Then the king went to his palace, and passed the night fasting; neither were instruments of music brought before him: and his sleep fled from him" (Dan 6:18). Three details fill out the picture: a fast, the absence of music, and sleep itself "fled." The wakefulness here is anxious rather than providential, but it sets up the dawn return to the den and the discovery that Daniel has been preserved.