'Trouble' in the Bible

Then Daniel, whose name was Belteshazzar, was stricken mute for a while, and his thoughts troubled him. The king answered, Belteshazzar, don't let the dream, or the interpretation, trouble you. Belteshazzar answered, My lord, the dream be to those who hate you, and its interpretation to your adversaries.

[Now] the queen by reason of the words of the king and his lords came into the banquet house: the queen spoke and said, O king, live forever; don't let your thoughts trouble you, nor let your face be changed.

But news out of the east and out of the north shall trouble him; and he shall go forth with great fury to destroy and utterly to sweep away many.

"At that time shall Michael stand up, the great prince who stands for the children of your people; and there shall be a time of trouble, such as never was since there was a nation even to that same time: and at that time your people shall be delivered, everyone who shall be found written in the book.