And this is the testimony, that God gave us eternal life, and this life is in his Son.
11 That God hath given us eternal life Having now set forth the benefit, he invites us to believe. It is, indeed, a reverence due to God, immediately to receive, as beyond controversy, whatever he declares to us. But since he freely offers life to us, our ingratitude will be intolerable, except with prompt faith we receive a doctrine so sweet and so lovely.
In those words we may observe, I. The privilege and stability of the real Christian: He that believeth on the Son of God, hath been prevailed with unfeignedly to cleave to him for salvation, hath the witness in himself, Jo1 5:10. He hath not only the outward evidence that others have, but he hath in his own heart a testimony for Jesus Christ.
Commenting on 1 John 5:10-13
And this is the record,.... The sum and substance of it, with respect to the person of Christ, and the security of salvation in him, who is the true God, and eternal life: that God hath given to us eternal life; which is a life of glory and happiness hereafter; in the present state is unseen, but will in the world to come be a...