Hebrews 7:25 tells us that "Jesus is able to save completely those who come to God through him, because he always lives to intercede for them." "God is not wishing that any should perish" (2 Peter 3:9).
only is He able He is also willing. Thus how can you not be saved
completely if God is willing and able to save you completely?
"Nothing can separate us from the love of God" (Romans 8:39).
God is love, if we can't be separated from His love how can we be
separated from Him?
If somehow a Christian can become "unborn" based on their
behavior after being born again that would mean sin is more powerful
than God which is utterly false. Believing sin is more powerful than God
really misses the point of the cross. We've already been totally forgiven at the cross. God does not count anything against us because of it (2 Corinthians 5:19).
is the one who causes perseverance (see Hebrews 7:25 above). We abstain
from bad behavior because God loves us not because we are afraid of Him casting
If salvation is dependent upon human behavior
Christ died for nothing. Why would there be a sacrifice for us if we
could have saved ourselves? If you think you can lose your salvation
based on behavior you, knowingly or not, believe the cross has no power
and it is all our righteousness that saves us. That is not the gospel
A Christian losing salvation essentially would be God aborting His own child.