1 Chronicles 21:9

And God was displeased with this thing; therefore he smote Israel.

And David said unto God, I have sinned greatly, because I have done this thing: but now, I beseech thee, do away the iniquity of thy servant; for I have done very foolishly.

Go and tell David, saying, Thus saith the LORD, I offer thee three things: choose thee one of them, that I may do it unto thee.

So Gad came to David, and said unto him, Thus saith the LORD, Choose thee