'Seal Up' in the Bible

Set me as a seal upon thy heart, as a seal upon thine arm: for love was strong as death; jealousy hard as hades: its flames, flames of fire, flames of Jehovah.

Bind up the oracle, seal up the law among the disciples.

I live says Jehovah, for if Coniah son of Jehoiakim, king of Judah, shall be the seal upon my right hand, I will pluck thee off from thence.

Son of man, lift up a lamentation over the king of Tyre, and say to him, Thus said the Lord Jehovah: Thou didst seal up the measure full of wisdom and complete of beauty.

Seventy seventy were divided upon thy people and upon thy holy city, to close the transgression, and to seal up sins, and to expiate iniquity, and to bring in eternal justice, and to seal up the vision and prophecy, and to anoint the holy of holies.