JOY Jeremiah 51:48

"Then heaven and earth and all that is in them will shout for joy over Babylon, for out of the north destroyers will attack her," declares the LORD.

Then heaven and earth and all that is in them will shout for joy over Babylon 
Job 3:7  "May that night be barren; may no shout of joy be heard in it."
Psalm 149:2  Let Israel rejoice in their Maker; let the people of Zion be glad in their King.
Revelation 18:20  "Rejoice over her, you heavens! Rejoice, you people of God! Rejoice, apostles and prophets! For God has judged her with the judgment she imposed on you."

for out of the north 
Jeremiah 51:11  "Sharpen the arrows, take up the shields! The LORD has stirred up the kings of the Medes, because his purpose is to destroy Babylon. The LORD will take vengeance, vengeance for his temple."
Isaiah 41:25  "I have stirred up one from the north, and he comes--one from the rising sun who calls on my name. He treads on rulers as if they were mortar, as if he were a potter treading the clay."
Jeremiah 25:26  ... and all the kings of the north, near and far, one after the other--all the kingdoms on the face of the earth. And after all of them, the king of Sheshak (Babylon) will drink it too.

destroyers will attack her 
Jeremiah 51:53  "Even if Babylon ascends to the heavens and fortifies her lofty stronghold, I will send destroyers against her," declares the LORD.
Jeremiah 51:56  "A destroyer will come against Babylon; her warriors will be captured, and their bows will be broken. For the LORD is a God of retribution; he will repay in full."

(parentheses are mine)

Scriptures taken from the Holy Bible, New International Version® NIV®, Copyright© 1973, 1978, 1984, 2011 by Biblica, Inc.™ Used by permission. All rights reserved worldwide.