1. Son of David
And these be the names of those that were born unto him in Jerusalem; Shammua, and Shobab, and Nathan, and Solomon, (2 Samuel 5:14)
And these were born unto him in Jerusalem; Shimea, and Shobab, and Nathan, and Solomon, four, of Bath-shua the daughter of Ammiel: (1 Chronicles 3:5)
Now these are the names of his children which he had in Jerusalem; Shammua, and Shobab, Nathan, and Solomon, (1 Chronicles 14:4)
2. Son of Caleb
And Caleb the son of Hezron begat children of Azubah his wife, and of Jerioth: her sons are these; Jesher, and Shobab, and Ardon. (1 Chronicles 2:18)