'Sealing' in the Bible

And because of all this we make a sure covenant, and write it; and our princes, our Levites, and our priests are at the sealing.

They dumped me alive into a pit, sealing me in with stone.

'Son of man, lift up a lamentation for the king of Tyre, And thou hast said to him: Thus said the Lord Jehovah: Thou art sealing up a measurement, Full of wisdom, and perfect in beauty.

When Ephraim spoke, there was trembling and terror.He exalted himself [above the other tribes] in Israel;But through [the worship of] Baal he became guilty and died [spiritually, and then came ruin, sealing Israel’s doom as a nation].

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

When the sealing was finished, I heard how many were sealed out of the tribes of the descendants of Israel. They were 144,000.