κατασφραγίζωkatasphragízō

Same root

• κατάkatá · G2596(prepositionally) down (in place or time), in varied relations (according to the case (genitive, dative or accusative) with which it is joined)
• σφραγίζωsphragízō · G4972to stamp (with a signet or private mark) for security or preservation (literally or figuratively); by implication, to keep secret, to attest

Where it appears

Appears 1 times in the Bible.

• Revelation 5:1 Then I saw a scroll in the right hand of the one who was sitting on the throne. There was writing on the inside and the outside of the scroll, and it was sealed with seven seals.