Revelation 3:4 English Standard Version (ESV)

⁴ Yet you have still a few names in Sardis, people who have not soiled their garments, and they will walk with me in white, for they are worthy.

Revelation 7:9 English Standard Version (ESV)

A Great Multitude from Every Nation

⁹ After this I looked, and behold, a great multitude that no one could number, from every nation, from all tribes and peoples and languages, standing before the throne and before the Lamb, clothed in white robes, with palm branches in their hands,