firstborn

About midnight will I go out into the midst of Egypt, and all the firstborn in the land of Egypt shall die.

And Jacob said: I am Esau, thy firstborn: I have done as thou didst command me: arise, sit and eat of my venison, that thy soul may bless me.

And Isaac said to him: Why! who art thou? He answered: I am thy firstborn son, Esau.

And he called the name of the firstborn Manasses, saying: God hath made me to forget all my labours, and my father's house.

And he said to his father: It should not be so, my father; for this is the firstborn, put thy right hand upon his head.

Ruben, my firstborn, thou art my strength, and the beginning of my sorrow; excelling in gifts, greater in command.