One good-luck prayer, posted by Prayers for Special Help, begins, "Lord, I want to thank you for all you have done for me and all that you will continue to help me do in my life." The prayer continues on to ask for guidance and blessings.
Another good-luck prayer by Prayers for Special Help reads, "Oh God, you know what I am going through right now more than any other person. I beg of you with all my heart, Lord, to forgive me and grant to me my heart's desires. In the mighty name of your son Jesus Christ I pray, Amen."