And this is life eternal, that they might know you the only true God, and Jesus Christ, whom you have sent.
All Commentaries on John 17:3 Go To John 17
Lucius Caecilius Firmianus Lactantius
AD 320
And since these things are so, as we have shown, it is plain that no other hope of life is set before man, except that, laying aside vanities and wretched error, he should know God.
these except God, who has proposed to us virtue itself? Therefore the sum and substance of everything is contained in the acknowledging and worship of God; all the hope and safety of man centres in this; this is the first step of wisdom, to know who is our true Father, and to worship Him alone with the piety which is due to Him, to obey Him, to yield ourselves to His service with the utmost devotedness: let our entire acting, and care, and attention, be laid out in gaining His favour.
But the second step is to perceive with the mind that there is but one Supreme God, whose power and providence made the world from the beginning, and afterwards continues to govern it. The third step is to know His Servant and Messenger,