chal.luq describes the stones David selected from the torrent in 1 Samuel 17:40.

The term describes the stones David chose from the torrent in 1 Samuel 17:40, where the APB presents them as “smooth stones.”

1. Describing stones selected from a torrent · dominant

   In 1 Samuel 17:40, the masculine plural construct form modifies the stones David chose from the torrent before placing them in his shepherd's bag; the APB renders the phrase “five smooth stones.”

   1 Samuel 17:40

In the Anselm Project Bible: In 1 Samuel 17:40, the APB presents the stones David chose as “five smooth stones.” This rendering is read from the clause as a whole.