1 Chronicles 2:1 (BSB)

These were the sons of Israel: Reuben, Simeon, Levi, Judah, Issachar, Zebulun,

From 1 Chronicles 2. Also in the ESV.

Commentary on 1 Chronicles 2:1

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on 1 Chronicles 2:1-17: Here is, I. The family of Jacob. His twelve sons are here named, that illustrious number so often celebrated almost throughout the whole Bible, from the first to the last book of it. At every turn we meet with the twelve tribes that descended from these twelve patriarchs.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on 1 Chronicles 2:1: These are the sons of Israel,.... Or Jacob, the other son of Isaac, who had the name of Israel given him, because of his power with God, Gen 32:28, whose twelve sons are here mentioned by name; the first four according to their birth of Leah, Reuben, Simeon, Levi, and Judah; then the two sons of Zilpah, Leah's handmaid, Issachar and Zebulun; and between Dan...
• Adam Clarke (Methodist), Clarke's Commentary on the Bible on 1 Chronicles 2:1: These are the sons of Israel - For this genealogy see the parallel places at Gen 29:32; Gen 30:5; Gen 35:18, Gen 35:22; Gen 46:8, etc.
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on 1 Chronicles 2:1-2: The list of the twelve sons of Israel (1Ch 2:1-2) serves as foundation and starting-point for the genealogies of the tribes of Israel which follow, 1Ch 2:3-8. The enumeration of the families of the tribe of Judah commences in 1Ch 2:3 with the naming of Judah’s sons, and extends to 1Ch 4:23.