He Woke at Dawn to Fulfill God's Most Terrifying Command

(Ibid. 24) "And it was in the morning watch": We find that the prayers of the righteous are heard in the morning. The "morning" of Abraham — (Genesis 22:3) "And Abraham rose early in the morning, etc." The "morning" of Isaac — (Ibid. 9) "and both of them went together, etc." — and both had risen early in the morning.