1 Kings 1:30 KJV
Even as I sware unto thee by the Lord God of Israel, saying, Assuredly Solomon thy son shall reign after me, and he shall sit upon my throne in my stead; even so will I certainly do this day.
1 Kings 1:30, King James Version
In context
29 And the king sware, and said, As the Lord liveth, that hath redeemed my soul out of all distress,
30 Even as I sware unto thee by the Lord God of Israel, saying, Assuredly Solomon thy son shall reign after me, and he shall sit upon my throne in my stead; even so will I certainly do this day.
31 Then Bath–sheba bowed with her face to the earth, and did reverence to the king, and said, Let my lord king David live for ever.