The same came for a witness, to bear witness of the Light, that all men through him might believe.
All Commentaries on John 1:7 Go To John 1
George Leo Haydock
AD 1849
That all men might believe through him; i.e. by John the Baptist's preaching, who was God's instrument to induce them to believe in Jesus the Christ, or the Messias, their only Redeemer. (Witham)