20
The people of Reuben, Israel's first-born, their generations, by their families, by their fathers' houses, according to the number of names, head by head, every male from twenty years old and upward, all who were able to go forth to war:
Revised Standard Version of the Bible, copyright 1952 [2nd edition, 1971] by the Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved. (Revised Standard Version - Holy Bible)
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