The sons of Josiah: Johanan was the firstborn; Jehoiakim was born second; Zedekiah third; and Shallum fourth.

Benjamin was the father of Bela, his firstborn; Ashbel was born second, Aharah ¹  third,

His firstborn son was Abdon, followed by Zur, Kish, Baal, ¹  Nadab,

The sons of his brother Eshek: Ulam was his firstborn, Jeush second, and Eliphelet third.

Mattithiah, a Levite, the firstborn son ¹  of Shallum the Korahite, was in charge of baking the bread for offerings.

His firstborn son was Abdon, followed by Zur, Kish, Baal, Ner, Nadab,

Meshelemiah’s sons: The firstborn Zechariah, the second Jediael, the third Zebadiah, the fourth Jathniel,

So he took his firstborn son, who was to succeed him as king, and offered him up as a burnt sacrifice on the wall. There was an outburst of divine anger against Israel, ¹  so they broke off the attack ²  and returned to their homeland.

The son ¹  of Gershom: Shebuel ²  the oldest.

They sat before him, arranged by order of birth, beginning with the firstborn and ending with the youngest. ¹  The men looked at each other in astonishment. ² 

He ordered Jether his firstborn son, “Come on! ¹  Kill them!” But Jether was too afraid to draw his sword, ²  because he was still young.

The sons of Reuben, Israel’s firstborn – (Now he was the firstborn, but when he defiled his father’s bed, ¹  his rights as firstborn were given to the sons of Joseph, Israel’s son. So Reuben is not listed as firstborn in the genealogical records. ² 

When David’s ¹  oldest brother Eliab heard him speaking to the men, he became angry ²  with David and said, “Why have you come down here? To whom did you entrust those few sheep in the desert? I am familiar with your pride and deceit! ³  You have come down here to watch the battle!”

The tribe of Manasseh, Joseph’s firstborn son, was also allotted land. ¹  The descendants of Makir, Manasseh’s firstborn and the father of Gilead, received land, for they were warriors. ²  They were assigned Gilead and Bashan. ³ 

Just like their relatives, the descendants of Aaron, they also cast lots before King David, Zadok, Ahimelech, the leaders of families, the priests, and the Levites. The families of the oldest son cast lots along with the those of the youngest. ¹ 

These are the names of the sons of Aaron: Nadab, the firstborn, and Abihu, Eleazar, and Ithamar.

with the best ¹  of the ancient mountains and the harvest produced by the age-old hills;

The sons of Ladan: Jehiel the oldest, Zetham, and Joel – three in all.

The sons of Uzziel: Micah the oldest, and Isshiah the second.

Reuben, you are my firstborn, my might and the beginning of my strength, outstanding in dignity, outstanding in power.