增壹阿含經 13.5.p30

13.5.p30

That priest on the river shore then was allowed to practice the path, accepted the full precepts, and thereby became a clansmen. He left home to train on the path and cultivated the unsurpassed religious life. He ended birth and death, established the religious life, and accomplished the task. He truly knew that he was no longer subject to existence. At that point, Venerable Sundarastrī became an arhat.