Genesis

He suffered no man to do them wrong: yea, he reproved kings for their sakes;

Saying, Touch not mine anointed, and do my prophets no harm.

The king’s heart is in the hand of the Lord, as the rivers of water: he turneth it whithersoever he will.

And Abram went up out of Egypt, he, and his wife, and all that he had, and Lot with him, into the south.

Then Achish called David, and said unto him, Surely, as the Lord liveth, thou hast been upright, and thy going out and thy coming in with me in the host is good in my sight: for I have not found evil in thee since the day of thy coming unto me unto this day: nevertheless the lords favour thee not.