Where does “Musikerin” come from?

Musikerin (German) comes from German Musiker, from German musik, from Middle High German mūsic, from Old High German musika, from Latin mūsica, from Ancient Greek μουσική, from Ancient Greek μοῦσα — Alternative letter-case form of Μοῦσᾰ; music,...

Musikerin (German): female musician, musicianess