You searched for: “errare humanum est
Errare humanum est. (Latin proverb)
Translation: "To err is human."

Another version is Errare est humanum. It was Alexander Pope, who wrote in his An Essay on Criticism that "To err is human, to forgive, divine."

Word Entries at Get Words: “errare humanum est
Errare humanum est.
To err is human.
This entry is located in the following unit: Graveyard words for a greater understanding of epitaphs (page 2)