Repent (stop and turn from all sin): Romans 6:6-8)
Confession after you have repented that you are ready for water baptism: Romans 10:10
Water Baptism in Jesus Name: Acts 2:38
Receive the gift of the Holy Ghost: Acts 2:38
I repeated the sinner's prayer and accepted Christ as my personal savior. Am I saved?
Answer: No, you are not saved according to the scriptures
The Lord Jesus Christ said that except one is born again of the water and the spirit, one cannot enter the kingdom of God: John 3:3-5
The true gospel message of Jesus Christ is summarized in Acts 2:38
I am in a megachurch but we don't believe or follow Acts 2:38. Are you telling me all these people are lost and cannot enter the kingdom of God?
Answer: Yes, according to God's word. But it is not too late to save yourself from this untoward generation!
Enter ye in at the strait gate: for wide is the gate, and broad is the way, that leadeth to destruction, and many there be which go in thereat: Because strait is the gate, and narrow is the way, which leadeth unto life, and few there be that find it. (Matthew 7:13-14)
But though we, or an angel from heaven, preach any other gospel unto you than that which have preached unto you, let him be accursed. (Galatians 1:8)