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.
Genesis 48:17
Surrounding context
48:16 The Angel who has redeemed me from all evil, Bless the lads; Let my name be named upon them, And the name of my fathers Abraham and Isaac; And let them grow into a multitude in the midst of the earth."
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."