Who was Rizpah?

Coal; hot stone, the daughter of Aiah, and one of Saul’s concubines. She was the mother of Armoni and Mephibosheth (2 Sam. 3:7; 21:8, 10, 11).

Rizpah first appears in 2 Samuel 3:7. In this repository’s biblical text, this figure is associated with 4 verse mentions across 1 book, most notably 2 Samuel.