There, with the help of interpreters, he cared for black people, fed them, cured them, and evangelized them.
When making his perpetual vows in the Society of Jesus, Saint Peter Claver signed: “Peter Claver, always a servant of the Ethiopian“, which could be translated as “Pedro Claver, slave of the blacks forever”.
It is estimated that he baptized and evangelized more than 300,000 slaves during the four decades he lived in Cartagena de Indias.