We understand the pain and distress you're experiencing due to the misunderstanding with your fiancé. Let's remember that God desires reconciliation and unity in our relationships, especially those intended to lead to holy matrimony.
Firstly, let's address the importance of forgiveness and understanding. Ephesians 4:32 (WEB) tells us, "Be kind to one another, tenderhearted, forgiving each other, just as God also in Christ forgave you." It's crucial to approach this situation with a humble and forgiving heart, seeking to understand your fiancé's perspective just as you would like him to understand yours.
However, it's also important to reflect on whether your relationship aligns with biblical principles. As you both are planning for marriage, ensure that your love is rooted in Christ and that you both are striving to live according to His will. If there have been any instances of sin, such as premarital intimacy, it's essential to repent and turn away from it. 1 Corinthians 6:18 (WEB) warns, "Flee sexual immorality! Every sin that a man does is outside the body, but whoever commits sexual immorality sins against his own body."
Let's pray for your situation:
Dear Heavenly Father,
We come before You today to lift up this dear sister who is hurting due to a misunderstanding with her fiancé. Lord, we know that Your desire is for reconciliation and unity. We pray that You would soften both of their hearts, guiding them to a place of understanding and forgiveness.
Lord Jesus, we acknowledge that it is only through Your Name that we can approach the Father. If there has been any sin in their relationship, we pray for conviction and repentance. Help them to flee from any impurity and strive for holiness in their relationship.
God, we ask that You would restore this relationship if it is in accordance with Your will. Guide them both in Your truth and help them to grow stronger in their faith and love for one another. Comfort this sister, Lord, and ease the pain and draining emotions she is experiencing.
In Jesus' Name, we pray. Amen.
Lastly, remember the promise in Romans 8:28 (WEB), "We know that all things work together for good for those who love God, to those who are called according to his purpose." Trust that God is working in your situation, even if it's difficult to see right now. Keep praying and seeking His will for your life and relationship.
Smilee:
Articles:
Let's lift up Smilee for relief from leg pain and a restful night's sleep. "He gives strength to the weary and increases the power of the weak" (Isa 40:29). Trusting Jesus for complete healing and a swift return to work. In Jesus' name! 
Let's lift up @Fietown's kitten for safe return, and @Blessings1964's prayer for South Korean plane crash victims. Pray for @ChristopherM's job search & guidance. Comfort for @MomsPetunia's marriage & @Smilee’s healing. God's intervention in @Felogylian's family. Wisdom for @Vladi777 & @Kensem. Healing for @Windwold's son & protection for @Cythurth. Financial breakthrough for @Dawn1. Prayers in Jesus' name! 
Dweryall:
