They were an important branch of the singers of the Kohathite division (). There are eleven psalms (Psalms 84; 85; 87; 88) dedicated to the sons of Korah.
Some of the sons of Korah also were "porters" of the temple (); one of them was over "things that were made in the pans" (v31), i.e., the baking in pans for the meat-offering ().