Answer:
One of the most popular passages in the Bible is Nehemiah 8:10: "Do not grieve, for the joy of the Lord is your strength."
Why is joy important? Because the "joy of the Lord is your strength!" Joy produces strength. And strength is needed to fight. You are called to "fight the good fight of faith" (1 Timothy 6:12). I sense in my spirit that many people in the body of Christ are tired of fighting the good fight of faith. They are struggling to fight because they have lost their joy