And Joseph said to his father, "Not so, my father, for this one is the firstborn; put your right hand on his head."
Genesis 48:18
Surrounding context
48:17 Now when Joseph saw that his father laid his right hand on the head of Ephraim, it displeased him; so he took hold of his father's hand to remove it from Ephraim's head to Manasseh's head.
48:18 And Joseph said to his father, "Not so, my father, for this one is the firstborn; put your right hand on his head."
48:19 But 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 descendants shall become a multitude of nations."