2, 3. (a) who did John the Baptist say Jesus was, and how could he have known this to be true? (b) How did John identify Jesus to two of his disciples, and how did Andrew identify Jesus to his brother?
2 This man, Jesus, had been baptized the preceding year (29 C.E.) by John the Baptist.
... At that time John saw the holy spirit coming down out of heaven and remaining on this Jesus.