Revelation 7:7

7 of the tribe of Simeon 12 thousand were sealed; of the tribe of Levi 12 thousand were sealed; of the tribe of Issachar 12 thousand were sealed;

Revelation 7:7 In-Context

5 of the tribe of Judah 12 thousand were sealed; of the tribe of Reuben 12 thousand were sealed; of the tribe of Gad 12 thousand were sealed;
6 of the tribe of Asher 12 thousand were sealed; of the tribe of Naphtali 12 thousand were sealed; of the tribe of Manasseh 12 thousand were sealed;
7 of the tribe of Simeon 12 thousand were sealed; of the tribe of Levi 12 thousand were sealed; of the tribe of Issachar 12 thousand were sealed;
8 of the tribe of Zebulun 12 thousand were sealed; of the tribe of Joseph 12 thousand were sealed; of the tribe of Benjamin 12 thousand were sealed.
9 After these things I saw, and lo, a great multitude, which to number no one was able, out of all nations, and tribes, and peoples, and tongues, standing before the throne, and before the Lamb, arrayed in white robes, and palms in their hands,
Young's Literal Translation is in the public domain.