Therefore that disciple whom Jesus loved saith unto Peter, It is the Lord. Now when Simon Peter heard that it was the Lord, he girt [his] fisher’s coat [unto him], (for he was naked,) and did cast himself into the sea.
Berean Study Bible (BSB) - John 21:7 >Then the disciple whom Jesus loved said to Peter, “It is the Lord!” As soon as Simon Peter heard that it was the Lord, he put on his outer garment (for he had removed it) and jumped into the sea.