Revelation 7:4, 9

And I heard how many were sealed, a hundred and forty-four thousand; [twelve thousand] sealed from every tribe of the sons of Israel

After these things I looked, and this is what I saw: a vast multitude which no one could count, [gathered] from every nation and from all the tribes and peoples and languages [of the earth], standing before the throne and before the Lamb (Christ), dressed in white robes, with palm branches in their hands