What does 1 Samuel 19:11 mean?

And Saul sent messengers unto David’s house, to watch him, and to slay him in the morning: and Michal, David’s wife, told him, saying, If thou save not thy life to-night, to-morrow thou wilt be slain.

Saul also sent messengers unto David’s house, to watch him, and to slay him in the morning: and Michal David’s wife told him, saying, If thou save not thy life to night, to morrow thou shalt be slain.

And Saul sent messengers unto David’s house, to watch him, and to slay him in the morning: and Michal, David’s wife, told him, saying, If thou save not thy life to-night, to-morrow thou wilt be slain.

Then in that night Saul sent men to David's house to keep watch on him so as to put him to death in the morning: and David's wife Michal said to him, If you do not go away to a safe place tonight you will be put to death in the morning.

And Saul sendeth messengers unto the house of David to watch him, and to put him to death in the morning; and Michal his wife declareth to David, saying, `If thou art not delivering thy life to-night--tomorrow thou art put to death.'

Saul therefore sent his guards to David's house to watch him, that he might be killed in the morning. And when Michol, David's wife, had told him this, saying: Unless thou save thyself this night, to morrow thou wilt die:

And Saul sent messengers to David's house, to watch him, and to slay him in the morning; and Michal David's wife told him, saying, If thou save not thy life to-night, to-morrow thou wilt be put to death.