Strong H1062 בְּכֹרָה bekôrâh bekôrâh · birthright

1 Chronicles

1. 1 Chronicles 5:1
   Now the sons of Reuben the firstborn of Israel, (for he was the firstborn; but, forasmuch as he defiled his father’s bed, his birthright was given unto the sons of Joseph the son of Israel: and the genealogy is not to be reckoned after the birthright.
2. 1 Chronicles 5:2
   For Judah prevailed above his brethren, and of him came the chief ruler; but the birthright was Joseph’s:)