'Trouble' in the Bible

Wherein I suffer trouble, as an evil doer, even unto bonds; but the word of God is not bound.

And put away foolish and uncontrolled questionings, seeing that they are a cause of trouble.

For it is not right for the Lord's servant to make trouble, but he is to be gentle to all, ready in teaching, putting up with wrong,

But understand this, that in the last days dangerous times [of great stress and trouble] will come [difficult days that will be hard to bear].

But you took as your example my teaching, behaviour, purpose, and faith; my long waiting, my love, my quiet undergoing of trouble;