Revelation 1:18 NKJV
18 I am He who lives, and was dead, and behold, I am alive forevermore. Amen. And I have the keys of [a]Hades and of Death.
Revelation 22:6-7 NKJV
6 Then he said to me, “These words are faithful and true.” And the Lord God of the [a]holy prophets sent His angel to show His servants the things which must shortly take place.
7 “Behold, I am coming quickly! Blessed is he who keeps the words of the prophecy of this book.”