Walking in fruit will only stain your shoes, and it does not answer the question asked.
As to the rest, it's pure nonsense. All Christians have eternal life. Who is teaching you the stuff?
1 Thessalonians 5:8
But let us, who are of the day, be sober, putting on the breastplate of faith and love; and for an helmet, the hope of salvation.
Romans 13:11
And that, knowing the time, that now it is high time to awake out of sleep: for now is our salvation nearer than when we believed.
Romans 2:7
To them who by patient continuance in well doing seek for glory and honour and immortality, eternal life:
1 Timothy 4:8
For bodily exercise profiteth little: but godliness is profitable unto all things, having promise of the life that now is, and of that which is to come.
1 Timothy 6:12
Fight the good fight of faith, lay hold on eternal life, whereunto thou art also called, and hast professed a good profession before many witnesses.
1 Timothy 6:19
Laying up in store for themselves a good foundation against the time to come, that they may lay hold on eternal life.
2 Timothy 2:10
Therefore I endure all things for the elect's sakes, that they may also obtain the salvation which is in Christ Jesus with eternal glory.
Titus 1:2
In hope of eternal life, which God, that cannot lie, promised before the world began;
Titus 3:7
That being justified by his grace, we should be made heirs according to the hope of eternal life.
1 Peter 1:4-5
to an inheritance incorruptible and undefiled and that does not fade away, reserved in heaven for you, who are kept by the power of God through faith for salvation ready to be revealed in the last time.
1 Peter 1:9
Receiving the end of your faith, even the salvation of your souls.
1 Peter 5:10
But the God of all grace, who hath called us unto his eternal glory by Christ Jesus, after that ye have suffered a while, make you perfect, stablish, strengthen, settle you.
2 Peter 1:10-11
Therefore, brethren, be even more diligent to make your call and election sure, for if you do these things you will never stumble; for so an entrance will be supplied to you abundantly into the everlasting kingdom of our Lord and Savior Jesus Christ.
Jude 1:21
Keep yourselves in the love of God, looking for the mercy of our Lord Jesus Christ unto eternal life.
Colossians 1:22-23
In the body of His flesh through death, to present you holy, and blameless, and above reproach in His sight— if indeed you continue in the faith, grounded and steadfast, and are not moved away from the hope of the gospel which you heard, which was preached to every creature under heaven, of which I, Paul, became a minister.