1 Chronicles 2:43-44

2:43 The sons of Hebron:

Korah, Tappuah, Rekem, and Shema.

2:44 Shema was the father of Raham, the father of Jorkeam. Rekem was the father of Shammai.

1 Chronicles 7:16

7:16 Maacah, Makir’s wife, gave birth to a son, whom she named Peresh. His brother was Sheresh, and his sons were Ulam and Rekem.