NET
30 I will keep today the oath I swore to you by the Lord God of Israel: ‘Surely Solomon your son will be king after me; he will sit in my place on my throne.’”
Darby
30 even as I swore to thee by Jehovah the God of Israel, saying, Solomon thy son shall reign after me, and he shall sit on my throne in my stead; even so will I certainly do this day.
KJV
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.