Acts 2:30

Therefore being a prophet; and knowing that God had sworn to him with an oath, that of the fruit of his loins, according to the flesh, he would raise up the Messiah, to sit on his throne;

Luke 1:32

He shall be great, and shall be called the Son of the Most High, and the Lord God shall give Him the throne of David his father,

Luke 1:69-70

and hath raised up an horn of salvation for us,

Hebrews 6:18

that by two immutable things, in which it is impossible for God to fail, we might have strong consolation, who have fled for refuge to lay hold on the hope set before us;

Treasury of Scripture Knowledge

Summary

The LORD hath sworn in truth unto David; he will not turn from it; Of the fruit of thy body will I set upon thy throne.

Sworn

Of the fruit

Bible References

Sworn

Hebrews 6:18
that by two immutable things, in which it is impossible for God to fail, we might have strong consolation, who have fled for refuge to lay hold on the hope set before us;

Of the fruit

Luke 1:69
and hath raised up an horn of salvation for us,
Acts 2:30
Therefore being a prophet; and knowing that God had sworn to him with an oath, that of the fruit of his loins, according to the flesh, he would raise up the Messiah, to sit on his throne;