Acts 2:30

And so, because he was a prophet, and knew that God had sworn with an oath to him that he would set one of his descendants on his throne,

Luke 1:32

He will be great, and will be called the Son of the Most High; and the Lord God will give him the throne of his father David.

Luke 1:69-70

and has raised up a horn of salvation for us in the house of his servant David,

Hebrews 6:18

so that, by two unchangeable things in which it is impossible for God to lie, we who have taken refuge would have strong encouragement to take hold of 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
so that, by two unchangeable things in which it is impossible for God to lie, we who have taken refuge would have strong encouragement to take hold of the hope set before us.

Of the fruit

Luke 1:69
and has raised up a horn of salvation for us in the house of his servant David,
Acts 2:30
And so, because he was a prophet, and knew that God had sworn with an oath to him that he would set one of his descendants on his throne,