Revelation 2:10-12

American Standard Version

¹⁰ Fear not the things which thou art about to suffer: behold, the devil is about to cast some of you into prison, that ye may be tried; ^[a]and ye shall have ^[b]tribulation ten days. Be thou faithful unto death, and I will give thee the crown of life. ¹¹ He that hath an ear, let him hear what the Spirit saith to the churches. He that overcometh shall not be hurt of the second death.

¹² And to the angel of the church in Pergamum write:

These things saith he that hath the sharp two-edged sword: