1 Samuel 24:8-10

8David also rose afterward, went out of the cave, and called out after Saul saying, “My lord the king!” When Saul looked behind him, David bowed with his face to the earth and prostrated himself.

9Then David said to Saul, “Why do you listen to men’s words saying: ‘Look, David intends you harm’?

10Look, today your own eyes should see how Adonai delivered you today into my hand, in the cave. Some urged me to kill you, but my eye had pity on you, and I said: ‘I will not stretch out my hand against my lord, for he is Adonai’s anointed.’