1. Heaven rejoices over the of the .

because his judgments are true and righteous,
because he has judged the notorious prostitute
who corrupted the earth with her sexual immorality;
and he has avenged the blood of his servants
that was on her hands.

Revelation 19:2(CSB)

2. Heaven rejoices that  and His bride are together.

Let us be glad, rejoice, and give him glory,
because the marriage of the Lamb has come,
and his bride has prepared herself.

Revelation 19:7(CSB)

3. Heaven rejoices because Jesus is to His reign forever.

 And he has a name written on his robe and on his thigh: King of Kings and Lord of Lords.

Revelation 19:16(CSB)