Biblical guarantee and results of personal salvation

II Corinthians 5:17 Any unbeliever who Biblically faiths Jesus Christ becomes a newly created person. This new status is per our becoming Biblically associated with Christ. Your old condition of being under God's wrath and being separated from Christ has been removed. You now enjoy a new condition and status with God and His Son, Jesus Christ.
Ephesians 1:13-14 When you become a Biblical believer in Jesus Christ, God indicates that you now belong to Him by allowing His Holy Spirit to live in your physical body. The Holy Spirit is God's guarantee concerning the believer's future eternal inheritance. This Biblical guarantee is associated with being bought and paid for by the cross and resurrection work of Jesus Christ.
John 10:27-29 Because God the Father is greater than all, He has given believers as a gift to His Son, Jesus Christ. Because believers respond to Christ by faith. they are given the guarantee of eternal life. No one can steal any believer from God or His Son, Jesus Christ. Believers will never be separated from God in time or eternity .
Romans 8:38-39 Believers have assurance about their relationship with God. Things such as life, death. angels, demons, things present, things in the future or any thing in all of creation can't separate them from the love of God which is associated with the Lord Jesus Christ.