Genesis 48:18

"No, father, this one is the firstborn. Place your right hand on his head."

"No! Please, my lords!" Lot pleaded with them.

Then Rebekah took some garments that belonged to her elder son Esau the best ones available and put them on her younger son Jacob.

But Laban responded, "It's not the practice of our place to give the younger one in marriage before the firstborn.

Meanwhile, the brothers were seated in front of Joseph in birth order, from firstborn to youngest. The men stared at one another in astonishment.

"Reuben, you're my firstborn, my strength, and the first fruit of my vitality. You excel in rank and excel in power.

No! Let the men go and serve the LORD, for that is what you were seeking." Then they were driven out from the presence of Pharaoh.

"But the wise ones replied, "No! There will never be enough for us and for you. You'd better go to the dealers and buy some for yourselves.'

But Peter said, "Absolutely not, Lord, for I have never eaten anything that is common or unclean!"

But I replied, "Absolutely not, Lord, for nothing common or unclean has ever entered my mouth!'

Treasury of Scripture Knowledge

And Joseph said unto his father, Not so, my father: for this is the firstborn; put thy right hand upon his head.