κλείς

In 6 verses of the King James Version

1. Matthew 16:19And I will give unto thee the keys of the kingdom of heaven: and whatsoever thou shalt bind on earth shall be bound in heaven: and whatsoever thou shalt loose on earth shall be loosed in heaven.
2. Luke 11:52Woe unto you, lawyers! for ye have taken away the key of knowledge: ye entered not in yourselves, and them that were entering in ye hindered.
3. Revelation 1:18I am he that liveth, and was dead; and, behold, I am alive for evermore, Amen; and have the keys of hell and of death.
4. Revelation 3:7And to the angel of the church in Philadelphia write; These things saith he that is holy, he that is true, he that hath the key of David, he that openeth, and no man shutteth; and shutteth, and no man openeth;
5. Revelation 9:1And the fifth angel sounded, and I saw a star fall from heaven unto the earth: and to him was given the key of the bottomless pit.
6. Revelation 20:1And I saw an angel come down from heaven, having the key of the bottomless pit and a great chain in his hand.