1 Samuel 24:4-6

Young's Literal Translation

⁴ And the men of David say unto him, `Lo, the day of which Jehovah said unto thee, Lo, I am giving thine enemy into thy hand, and thou hast done to him as it is good in thine eyes;' and David riseth and cutteth off the skirt of the upper robe which [is] on Saul -- gently.

⁵ And it cometh to pass afterwards that the heart of David smiteth him, because that he hath cut off the skirt which [is] on Saul,

⁶ and he saith to his men, `Far be it from me, by Jehovah; I do not do this thing to my lord -- to the anointed of Jehovah -- to put forth my hand against him, for the anointed of Jehovah he [is].'