He was not that Light, but was sent to bear witness of that Light.
He was not that Light, but was sent to bear witness of that Light.
He was not the light, but came that he might bear witness of the light.
He himself was not the light: he was sent to give witness about the light.
He was not that Light, but was sent to bear testimony of that Light.
He was not the light, but was sent that he might testify about the light.
He was not the light, but came that he might bear witness of the light.