Revelation 3:4; Revelation 4:4; Revelation 7:9; Revelation 19:14

Revelation 3:4

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 4:4

4 Around the throne were twenty-four thrones, and seated on the thrones were twenty-four elders, clothed in white garments, with golden crowns on their heads.

Revelation 7:9

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,

Revelation 19:14

14 And the armies of heaven, arrayed in fine linen, white and pure, were following him on white horses.