'Tumultuous' in the Bible

Why are the nations in tumultuous agitation, and why do the peoples meditate a vain thing?

Hide me from the secret counsel of evil-doers, from the tumultuous crowd of the workers of iniquity,

The noise of a multitude on the mountains, as of a great people; a tumultuous noise of the kingdoms of nations assembled together: Jehovah of hosts mustereth the host of the battle.

And wherever shall pass the appointed staff, which Jehovah shall lay upon him, it shall be with tambours and harps; and with tumultuous battles will he fight with it.

And when they went, I heard the noise of their wings, like the noise of great waters, as the voice of the Almighty, a tumultuous noise, as the noise of a host: when they stood, they let down their wings;

Different persons therefore cried out some different thing; for the assembly was tumultuous, and the most did not know for what cause they had come together.

and neither in the temple did they find me discoursing to any one, or making any tumultuous gathering together of the crowd, nor in the synagogues, nor in the city;