'Eternal Life' in the Bible

(And the life was manifested, and we have seen, and we testify, and announce to you the eternal life, which was with the Father, and was manifested to us;)

And this is the promise which he promised us, eternal life.

Every one hating his brother is a manslayer: and ye know that no man-slayer has eternal life remaining in him.

And this is the testimony, that God has given us eternal life, and this life is in his Son.

And we know that the Son of God has come, and has given us understanding, and we know him true, and we are in him true, in his Son Jesus Christ. This is the true God, and eternal life.