Revelation 22:4

22:4 and they will see his face, and his name will be on their foreheads.

Revelation 7:3

7:3 “Do not damage the earth or the sea or the trees until we have put a seal on the foreheads of the servants of our God.”

Revelation 17:5

17:5 On her forehead was written a name, a mystery: “Babylon the Great, the Mother of prostitutes and of the detestable things of the earth.”

Revelation 9:4

9:4 They were told not to damage the grass of the earth, or any green plant or tree, but only those people who did not have the seal of God on their forehead.

Revelation 13:16

13:16 He also caused everyone (small and great, rich and poor, free and slave) to obtain a mark on their right hand or on their forehead.

Revelation 14:9

14:9 A third angel followed the first two, declaring in a loud voice: “If anyone worships the beast and his image, and takes the mark on his forehead or his hand,

Revelation 14:1

An Interlude: The Song of the 144,000

14:1 Then I looked, and here was the Lamb standing on Mount Zion, and with him were one hundred and forty-four thousand, who had his name and his Father’s name written on their foreheads.