Num민 Numbers민수기, chapter장 Book of Numbers민수기, chapter장 1

And the bnei Reuven, Yisroelʼs bechor, by their toldot, after their mishpekhot, by the bais of their avot, according to the number of the shmot, one by one, every zachar from twenty years old and upward, all that are able-bodied to serve in tzava; Those that were numbered of them, even of the tribe of Reuven, were forty and six thousand and five hundred.