but these are written so that you may believe that Jesus is the Christ, the Son of God, and that by believing you may have life in his name.
John 20:31 esv
bible very clear, whoever receives jesus thru faith has etrnal life residing in them, those who do not have wrath of God abiding on them still!
I don't see in this scripture where the writer exhorted his readers to receive Jesus thru faith.
I see life being manifested in their believing.
totally in concert with what Paul wrote to Timothy, about grace being given to the believing elect (those who heard and obeyed the gospel) in Christ BEFORE the world began and their possessing life and immortality before hearing the gospel which life and immortality was revealed (brought to life) through the gospel. 1 Timothy 1:9-10 - Who hath saved us, and called us with an holy calling, not according to our works, but according to his own purpose and grace, which was given us in Christ Jesus before the world began , 10 But is now made manifest by the appearing of our Saviour Jesus Christ, who hath abolished death, and hath brought life and immortality to light through the gospel: