Revelation 5:5, 7

Revelation 5:5:And one of the elders saith unto me," [John] "Weep not: behold, the Lion of the tribe of Juda, the Root of David," [Christ] "hath prevailed to open the book, and to loose the seven seals thereof.”

Revelation 5:7: “And he" [The Lamb/Christ] "came and took the book out of the right hand of him" [The Most High] "that sat upon the throne.”