Genesis 48:18
King James Version
“And Joseph said unto his father, Not so, my father: for this the firstborn; put thy right hand upon his head.”
Context
15And he blessed Joseph, and said, God, before whom my fathers Abraham and Isaac did walk, the God which fed me all my life long unto this day,
16The Angel which redeemed me from all evil, bless the lads; and let my name be named on them, and the name of my fathers Abraham and Isaac; and let them grow into a multitude in the midst of the earth.
17And when Joseph saw that his father laid his right hand upon the head of Ephraim, it displeased him: and he held up his father’s hand, to remove it from Ephraim’s head unto Manasseh’s head.
18And Joseph said unto his father, Not so, my father: for this the firstborn; put thy right hand upon his head.
19And his father refused, and said, I know my son, I know he also shall become a people, and he also shall be great: but truly his younger brother shall be greater than he, and his seed shall become a multitude of nations.
20And he blessed them that day, saying, In thee shall Israel bless, saying, God make thee as Ephraim and as Manasseh: and he set Ephraim before Manasseh.
21And Israel said unto Joseph, Behold, I die: but God shall be with you, and bring you again unto the land of your fathers.