"Sexual sin destroyed my father; I'll struggle with lust and infidelity too."
How it sounds in your head: You have his sex drive. You've already struggled with porn like he did. Every man in your family cheated. You're wired for this failure. Marriage will just be white-knuckling temptation for decades. You'll hurt someone the way he hurt your mom.
"Flee sexual immorality. Every sin that a man does is outside the body, but he who commits sexual immorality sins against his own body. Or do you not know that your body is the temple of the Holy Spirit who is in you, whom you have from God, and you are not your own? For you were bought at a price; therefore glorify God in your body and in your spirit, which are God's."
-- 1 Corinthians 6:18-20Source: Enemy using legitimate struggle and family patterns to establish sexual identity as cursed and inevitable failure.
You've fought the same battles he lost. The statistics on porn use and male infidelity seem to confirm this is just male nature, especially in your family. You're terrified of marriage because you don't trust yourself long-term.
A professional prostitute - her entire identity was sexual sin, her livelihood was her body. One encounter with God's mercy and she's instantly in the Messianic line (Matthew 1:5), married to a prince of Judah, great-great-grandmother of David. Sexual history ERASED, destiny REWRITTEN.
I REFUSE the lie that my father's sexual sin determines my purity. IT IS WRITTEN that my body is the temple of the Holy Spirit - I am SACRED GROUND, not cursed flesh. Rahab went from prostitute to Jesus' family tree in one moment of grace. I don't inherit lust patterns - I inherit the BARAK blessing of holiness. IT IS WRITTEN in 2 Corinthians 5:21 that I became the RIGHTEOUSNESS OF GOD in Christ. Purity is my IDENTITY, not my struggle.
The Father doesn't see you as a ticking time bomb of sexual failure - He sees you as His holy temple, already pure in Christ. Your sexual integrity isn't something you achieve; it's something you already ARE in Him.