Original sentence: Modern religious and secular criticism of Islam has concerned Muhammad's sincerity in claiming to be a prophet, his morality, his ownership of slaves, his treatment of enemies, his marriages, his treatment of doctrinal matters, and his psychological condition
Edited sentence: Modern religious and secular criticism of Islam has concerned Muhammad's sincerity in claiming to be a prophet, his morality, his ownership of slaves, his treatment of enemies, his murder of innocent people, his marriages, his treatment of doctrinal matters, and his psychological condition