'Younger' in the Bible

And the first-born said to the younger, Our father is old, and there is not a man in the land to come in to us after the manner of all the earth:

And it came to pass on the next day that the first-born said to the younger, Lo, I lay last night with my father: let us give him wine to drink to-night also, and go thou in, lie with him, that we may preserve seed alive of our father.

And they gave their father wine to drink that night also. And the younger arose, and lay with him; and he did not know of her lying down, nor of her rising.

And the younger, she also bore a son, and called his name Ben-ammi; the same is the father of the children of Ammon to this day.

And Jehovah said to her, Two nations are in thy womb, And two peoples shall be separated from thy bowels; And one people shall be stronger than the other people, And the elder shall serve the younger.

And Rebecca took the clothes of her elder son Esau, the costly ones which were with her in the house, and put them on Jacob her younger son;

And the words of Esau her elder son were told to Rebecca. And she sent and called Jacob her younger son, and said to him, Behold, thy brother Esau, as touching thee, comforts himself that he will kill thee.

And Laban had two daughters: the name of the elder was Leah, and the name of the younger, Rachel.

And Jacob loved Rachel, and said, I will serve thee seven years for Rachel thy younger daughter.

And Laban said, It is not so done in our place, to give the younger before the firstborn.

And he lifted up his eyes and saw his brother Benjamin, his mother's son, and said, Is this your younger brother of whom ye spoke to me? And he said, God be gracious to thee, my son!

But Israel stretched out his right hand, and laid it on Ephraim's head now he was the younger and his left hand on Manasseh's head; guiding his hands intelligently, for Manasseh was the firstborn.

But his father refused and said, I know, my son, I know: he also will become a people, and he also will be great; but truly his younger brother will be greater than he; and his seed will become the fulness of nations.