Abimelech also asked Abraham, “What prompted you to do such a thing?”
10. What sawest thou that thou hast done this thing ? By this question the king provides against the future. He thinks that Abraham had not practiced this dissimulation inconsiderately; and, since God was grievously offended, he fears to fall again into the same danger. He therefore testifies, by an inquiry so earnest, that he wishes to remedy the evil.
Abimelech, being thus warned of God in a dream, takes the warning, and, as one truly afraid of sin and its consequences, he rises early to obey the directions given him. I. He has a caution for his servants, Gen 20:8. Abraham himself could not be more careful than he was to command his household in this matter.
Commenting on Genesis 20:8-13
And Abimelech said unto Abraham,.... Continuing his discourse with him: what sawest thou, that thou hast done this thing? he desires to know what he had observed, either in him or his people, that gave him any reason to conclude that they were a lustful people, and would stick at nothing to gratify their lusts, which put him upon taking such a method to secure...