Genesis 50:23

23And Joseph saw Ephraim’s children aof the third generation. The bchildren also of Machir the son of Manasseh were ccounted as Joseph’s own.
Hebrew were born on Joseph’s knees

Numbers 26:29

29 eThe sons of Manasseh: of fMachir, the clan of the Machirites; and Machir was the father of Gilead; gof Gilead, the clan of the Gileadites.

Joshua 17:1

1Then allotment was made to the people of Manasseh, for he was hthe firstborn of Joseph. To iMachir the firstborn of Manasseh, the father of Gilead, jwere allotted Gilead and Bashan, because he was a man of war.
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