(He said) Abraham said: (Lo! Lot is there) so how could you destroy them, O Gabriel? (They) i.e. Gabriel and the angels with him (said: We are best aware of who is there. We are to deliver him and his household) his daughters Za'ura and Raytha, (all save his wife) Wa'ilah the hypocrite, (who is of those who stay behind) and be destroyed.