9 If you declare with your mouth, "Jesus is Lord," and believe in your heart that God raised him from the dead, you will be saved.
“For I will forgive their wickedness and will remember their sins no more.”
If you believe in Jesus Christ as your Lord and Savior who died on the cross for your sins, you will be forgiven. As a person who knows what you're going through and has relapsed today as well, I hope you find the verses helpful. Something I've found that has helped me not give into porn urges is repeating in my head "The Lord is my Strength". Suddenly, the temptation and what I want to do goes away, and I feel connected to God.
This is a video that I think will help you as well.