'Firstborn Son' in the Bible
But his father Isaac said to him, “Who are you?”He answered, “I am Esau your firstborn son.”
These were chiefs of the sons of Esau: the sons of Eliphaz the firstborn son of Esau; chief Teman, chief Omar, chief Zepho, chief Kenaz,
Joseph named his firstborn son Manasseh because, he said, "God has made me forget all of my hard life and my father's house."
Then you will say to Pharaoh: This is what Yahweh says: Israel is My firstborn son.
I told you: Let My son go so that he may worship Me, but you refused to let him go. Now I will kill your firstborn son!”
These are the heads of their fathers' households: The sons of Reuben, the firstborn son of Israel, were Hanoch and Pallu, Hezron and Carmi. These were the clans of Reuben.
and all the firstborn in the land of Egypt will die, from the firstborn son of Pharaoh who sits on his throne, to the firstborn son of the slave girl who is at her hand mill, and all the firstborn of the cattle.
When Pharaoh stubbornly refused to release us, the Lord killed all the firstborn in the land of Egypt, from the firstborn of people to the firstborn of animals. That is why I am sacrificing to the Lord the first male offspring of every womb, but all my firstborn sons I redeem.'
Thy fruits, whether they be dry or moist, see thou keep not back. Thy firstborn son thou shalt give me:
And they were as follows: The descendants of Reuben, the firstborn son of Israel: According to the records of their clans and families, all the males twenty years old or older who could serve in the army were listed by name individually.
"Separate the descendants of Levi in place of all the firstborn sons of Israel and the livestock of the descendants of Levi in place of their livestock. The descendants of Levi belong to me, since I am the LORD.
For they are entirely given to me from among the Israelites. I have taken them for myself instead of all who open the womb, the firstborn sons of all the Israelites.
So I have taken the Levites instead of all the firstborn sons among the Israelites.
The firstborn of every womb which they present to the Lord, whether human or animal, will be yours. Nevertheless, the firstborn sons you must redeem, and the firstborn males of unclean animals you must redeem.
If a man have two wives, one beloved, and another hated, and they have born him children, both the beloved and the hated; and if the firstborn son be hers that was hated:
[nevertheless] {it will be the case that} on the day of bestowing his inheritance upon his sons, he will not be allowed to treat as [the] firstborn son the son of the beloved [wife] {in preference to} the son of the disliked [wife], [who is] the firstborn [son].
But he shall acknowledge the firstborn son of the disliked [wife] {by giving} him a double portion of {all that he has}, for he [is] the firstfruit of his vigor; to him [is] the legal claim of the birthright.
It shall be that her firstborn [son] will be given the name of the dead brother, so that his name will not be blotted out of Israel.
At that time Joshua made this solemn declaration: "The man who attempts to rebuild this city of Jericho will stand condemned before the Lord. He will lose his firstborn son when he lays its foundations and his youngest son when he erects its gates!"
The tribe of Manasseh, Joseph's firstborn son, was also allotted land. The descendants of Makir, Manasseh's firstborn and the father of Gilead, received land, for they were warriors. They were assigned Gilead and Bashan.
Then he told his firstborn son Jether, "Get up and kill them!" But he was afraid, since he was still only a youngster.
The name of his firstborn son [was] Joel, and the name of his second son [was] Abijah. [They were] judges in Beersheba.
It was during Ahab's reign that Hiel the Bethelite rebuilt Jericho. He laid its foundations just as his firstborn son Abiram was dying, and he erected its gates while his youngest son Segub was dying, thus fulfilling the message that the LORD delivered through Nun's son Joshua.
He took his firstborn son who was to become king in his place and offered him [as] a burnt offering on the wall. Great wrath came upon Israel, and they withdrew from him and returned to the land.
Ishmael's firstborn son was Nebaioth; the others were Kedar, Adbeel, Mibsam,
And his firstborn son Abdon, and Zur, and Kish, and Baal, and Nadab,
Mattithiah, a Levite, the firstborn son of Shallum the Korahite, was in charge of baking the bread for offerings.
And his firstborn son Abdon, then Zur, and Kish, and Baal, and Ner, and Nadab,
I will appoint him to be my firstborn son, the most exalted of the earth's kings.
They will come back shedding tears of contrition. I will bring them back praying prayers of repentance. I will lead them besides streams of water, along smooth paths where they will never stumble. I will do this because I am Israel's father; Ephraim is my firstborn son.'"
Then they will mourn for him, as for an only son. They will grieve bitterly for him, as for a firstborn son. At that time, Jerusalem will mourn deeply, like the mourning about Hadad-rimmon that took place in the plain of Megiddo.
And knew her not till she had brought forth her firstborn son: and he called his name JESUS.
And she brought forth her firstborn son, and wrapped him in swaddling clothes, and laid him in a manger; because there was no room for them in the inn.
as it is written in the Law of the Lord, "Every firstborn son is to be designated as holy to the Lord."
Because whom he foreknew, he also predestined to be of similar nature of the form of his Son, in order for him to be the firstborn son among many brothers.
And when He again brings the firstborn [highest-ranking Son] into the world, He says,“And all the angels of God are to worship Him.”
and that no one becomes immoral or ungodly, like Esau, who sold his right to the firstborn son's inheritance for a single meal.
to the festal gathering and assembly of God's firstborn sons enrolled as citizens in heaven, to a Judge who is the God of all, to the spirits of upright men who have attained perfection,
Firstborn Sonnot in Weymouth New Testament