Saul sent messengers to David's house, to watch him, and to kill him in the morning: and Michal, David's wife, told him, saying, If you don't save your life tonight, tomorrow you will be slain.
and to slay him in the morning; the reason why he did not order them to break into the house, and slay him at once, but wait till morning, seems to be, lest should he be alarmed by their breaking in, he might take the advantage of the night, and easily escape, or another person through mistake might be slain for him; and therefore, that they might be sure of him, they were to watch till it was broad daylight, when they could not well miss him. Josephus d says, the orders to watch him until morning were, that he might be taken and brought to a court of judicature, and be condemned and put to death, which was usually held in a morning; but Saul's orders to the messengers were to put him to death themselves, and he had no notion of dealing with him according to a formal process of judgment: