Acts 13:36

For David, after he had served the purpose of God in his own generation, fell asleep, and was laid with his fathers and saw decay;

Matthew 22:42-44

"What do you think about the Christ? Whose son is he?" They said to him, "The son of 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,

1 Corinthians 15:51

Behold, I tell you a mystery; we will not all sleep, but we will all be changed,

1 Thessalonians 4:14

For if we believe that Jesus died and rose again, even so God will bring with him those who have fallen asleep in Jesus.

Treasury of Scripture Knowledge

Summary

And when thy days be fulfilled, and thou shalt sleep with thy fathers, I will set up thy seed after thee, which shall proceed out of thy bowels, and I will establish his kingdom.

Bible References

Sleep

Acts 13:36
For David, after he had served the purpose of God in his own generation, fell asleep, and was laid with his fathers and saw decay;
1 Corinthians 15:51
Behold, I tell you a mystery; we will not all sleep, but we will all be changed,
1 Thessalonians 4:14
For if we believe that Jesus died and rose again, even so God will bring with him those who have fallen asleep in Jesus.

I will set

Matthew 22:42
"What do you think about the Christ? Whose son is he?" They said to him, "The son of 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,