Becher

Meaning: first-born; a youth

the second son of Benjamin (Genesis 46:21), who came down to Egypt with Jacob

It is probable that he married an Ephraimitish heiress, and that his descendants were consequently reckoned among Ephraim (Numbers 26:35; 1 Chronicles 7:20-21). They are not reckoned among the descendants of Benjamin (Numbers 26:38).