[2] High priests of Ptah are mentioned in inscriptions dating back to at least the Fourth Dynasty.
In the tomb of Sabu called Thety in Saqqara, the owner mentions that "His Majesty appointed me as High Priest of Memphis alone.
"[4] A large temple complex dating to the time of Ramesses II is located at the modern site of Mit Rahina.
The high priests crowned some of the Ptolemaic monarchs, and they also served as scribes in the dynastic cult of Arsinoe.
The sem priest could be recognized by the fact that he wore a short wig with a side-lock and was dressed in a panther skin.