Revelation 15:2, 4
Revelation 15:2 NASB1995
And I saw something like a sea of glass mixed with fire, and those who had been victorious over the beast and his image and the number of his name, standing on the sea of glass, holding harps of God.
Revelation 15:4 NASB1995
Who will not fear, O Lord, and glorify Your name? For You alone are holy; For ALL THE NATIONS WILL COME AND WORSHIP BEFORE YOU, FOR YOUR RIGHTEOUS ACTS HAVE BEEN REVEALED.”