Matthew 27:66

So they went with the guard of soldiers [and] made the tomb secure [by] sealing the stone.

Daniel 6:17

And a stone was brought and it was put on the entrance of the pit, and the king sealed it with his signet [ring] and with the signet [rings] of his lords, so that nothing would be changed concerning Daniel.

Matthew 27:60

and placed it in his [own] new tomb that he had cut in the rock. And he rolled a large stone to the entrance of the tomb [and] went away.

Matthew 28:2

And behold, there was a great earthquake, for an angel of the Lord descended from heaven and came up [and] rolled away the stone and sat down on it.

Matthew 28:11

And [while] they were going, behold, some of the guard of soldiers went into the city [and] reported to the chief priests everything that had happened.

2 Timothy 2:19

However, the solid foundation of God stands firm, having this seal: "The Lord knows those who are his," and "Everyone who names the name of the Lord must abstain from unrighteousness."

Treasury of Scripture Knowledge

Summary

So they went, and made the sepulchre sure, sealing the stone, and setting a watch.

General references

Bible References

Sealing

Daniel 6:17
And a stone was brought and it was put on the entrance of the pit, and the king sealed it with his signet [ring] and with the signet [rings] of his lords, so that nothing would be changed concerning Daniel.
2 Timothy 2:19
However, the solid foundation of God stands firm, having this seal: "The Lord knows those who are his," and "Everyone who names the name of the Lord must abstain from unrighteousness."

General references

Joshua 10:18
And Joshua said, "Roll large stones against the mouth of the cave, and set men in front of it to guard them.
Psalm 83:4
They say, "Come, let us annihilate them from [being] a nation, so that the name of Israel will be remembered no more."