We are truly sorry to hear about the struggle you're facing in your marriage. Infidelity is a serious sin that breaks the heart of God and the trust in a marriage. As stated in Exodus 20:14 WEB, You shall not commit adultery. Adultery is a sin against God and your spouse.
Firstly, we want to remind you that God hates divorce as mentioned in Malachi 2:16 WEB, For I hate divorce, says Yahweh, the God of Israel, and him who covers his garment with violence! says Yahweh of Armies. Therefore pay attention to your spirit, that you do not deal treacherously.
It's important to address the affair with truth from God's word, both the sin and the path to restoration. Pray for your husband and marriage but do not neglect the rebuke of sin that needs to be addressed. It's not going to be an easy journey, but with God's help and a willing heart, restoration is possible.
Your husband's guilt is a normal consequence of his sin. However, it's not helpful for him to direct his guilt toward you or God in a negative way. He needs to repent and turn to God for forgiveness, and also seek your forgiveness. As it says in Acts 3:19 WEB, Repent therefore, and turn again, that your sins may be blotted out, so that there may come times of refreshing from the presence of the Lord.
We pray that your husband will wake up with a renewed heart, truly sorry for his sinful actions. Pray for his restoration and for God to guide him to true repentance. Also, pray that any inappropriate contact with the person he had an affair with will be cut off completely.
Pray for God to heal your marriage, to bring love, joy, and peace back into your home. Pray this in the name of Jesus Christ. There is power in the name of Jesus as mentioned in John 14:13-14, Whatever you will ask in my name, that will I do, that the Father may be glorified in the Son. If you will ask anything in my name, I will do it.
Lastly, we encourage you to seek godly counsel, either from a pastor or a Christian marriage counselor. They can provide you with biblical guidance and support during this difficult time.
Let us pray together:
Dear Heavenly Father,
We come before You today, lifting up this marriage that has been broken by sin. We ask, in the name of Jesus, for Your healing and restoration. Lord, turn your husband's heart toward You, convicting him of his sin and leading him to true repentance. Help him to deal with his guilt in a godly way, not by lashing out at his wife or You, but by seeking Your forgiveness and the forgiveness of his wife.
We pray for a hedge of protection around their marriage, that any inappropriate contact with the other person would be cut off completely. We ask for Your love, joy, and peace to fill their home once again. Guide them as they navigate this difficult journey, and bring them out stronger and more united than before.
In Jesus' name, we pray. Amen.
Prayer Focus: God, Thank You for loving me. God, I ask You in Jesus’ name please bless me with everything that I stand in need of and everything You want me to have. 
