2 Samuel 1:14 KJV

And David said unto him, How wast thou not afraid to stretch forth thine hand to destroy the Lord’s anointed?
2 Samuel 1:14, King James Version

In context

13 And David said unto the young man that told him, Whence art thou? And he answered, I am the son of a stranger, an Amalekite.

14 And David said unto him, How wast thou not afraid to stretch forth thine hand to destroy the Lord’s anointed?

15 And David called one of the young men, and said, Go near, and fall upon him. And he smote him that he died.

1 Samuel 26:9 And David said to Abishai, Destroy him not: for who can stretch forth his hand against the Lord’s anointed, and be guiltless?