Matthew 27:52

the graves opened, and the bodies of many saints who slept arose,

1 Corinthians 15:20

But Christ is actually risen, as previous to those who were dead.

1 Thessalonians 4:14

for if we believe that Jesus died and rose again, we must believe that God by Jesus will raise the dead, and assemble them with him.

John 5:25-29

I declare unto you, the time is coming, and now is, when the dead shall hear the voice of the son of God: and they that hear shall live.

Acts 7:60

and on his knees he cried with a loud voice, "Lord, lay not this sin to their charge." and having said this, he expired.

1 Corinthians 11:30

hence it is, that many are weak and sickly among you, and no small number now sleep in their graves.

1 Corinthians 15:51

I shall now tell you a very great secret: we shall not all of us sleep, but we shall all be changed,

1 Thessalonians 5:10

that whether we happen to be alive or dead, we may be secure of living with him.

Treasury of Scripture Knowledge

Summary

And the graves were opened; and many bodies of the saints which slept arose,

General references

Bible References

Many

John 5:25
I declare unto you, the time is coming, and now is, when the dead shall hear the voice of the son of God: and they that hear shall live.
1 Corinthians 15:20
But Christ is actually risen, as previous to those who were dead.

Slept

1 Corinthians 11:30
hence it is, that many are weak and sickly among you, and no small number now sleep in their graves.
1 Corinthians 15:51
I shall now tell you a very great secret: we shall not all of us sleep, but we shall all be changed,
1 Thessalonians 4:14
for if we believe that Jesus died and rose again, we must believe that God by Jesus will raise the dead, and assemble them with him.
1 Thessalonians 5:10
that whether we happen to be alive or dead, we may be secure of living with him.

General references

Mark 15:38
Immediately the veil of the temple was rent in two, from the top to the bottom.
Luke 19:40
but he answer'd them, if they should be silent, the stones would exclaim.