1 Samuel Chapter 24, Verse 4

4: And the men of David said unto him, Behold the day of which the LORD said unto thee, Behold, I will deliver thine enemy into thine hand, that thou mayest do to him as it shall seem good unto thee. Then David arose, and cut off the skirt of Saul's robe privily.- edit KJV text
4: And he came to the sheepcotes which were in his way. And there was a cave, into which Saul went, to ease nature: now David and his men lay hid in the inner part of the cave.— edit Douay text
4: And the men of David said to him, Behold, this [is] the day of which the Lord spoke to thee, that he would deliver thine enemy into thy hands; and thou shalt do to him as [it is] good in thy sight. So David arose and cut off the skirt of Saul's garment secretly.— edit LXX text