John 1:29, 35-36
John 1:29 ESV
The next day he saw Jesus coming toward him, and said, “Behold, the Lamb of God, who takes away the sin of the world!
John 1:35-36 ESV
The next day again John was standing with two of his disciples, and he looked at Jesus as he walked by and said, “Behold, the Lamb of God!”