NUM 31:30

30 And of the Bnei Yisroelʼs half, thou shalt take one portion of fifty, of adam, of bakar, of chamorim, and of tzon, of all behemah, and give them unto the Levi'im, who are shomrei mishmeret Mishkan Hashem[(who are guardians of the Mishkan ]Hashem[)].