1 Kings 3:4 in the World English Bible
The king went to Gibeon to sacrifice there, for that was the great high place. Solomon offered a thousand burnt offerings on that altar.
Context
3 And Solomon loved the LORD, walking in the statutes of David his father: only he sacrificed and burnt incense in high places.
4 And the king went to Gibeon to sacrifice there; for that was the great high place: a thousand burnt offerings did Solomon offer upon that altar.
5 In Gibeon the LORD appeared to Solomon in a dream by night: and God said, Ask what I shall give thee.