This is probably an extract from the “genealogies” of Iddo 2 Chronicles 12:15.
As Jerimoth is not mentioned among the legitimate sons of David 1Ch 3:1-8; 1 Chronicles 14:4-7, he must have been the child of a concubine.
Abihail was probably the “grand-daughter,” not “daughter,” of Eliab 1Sa 16:6; 1 Samuel 17:13; 1 Chronicles 2:13.