'Self controlled' in the Bible

So then, let us not take our rest as the others do, but let us be self-controlled and awake.

The Bishop, then, is to be a man of good name, the husband of one wife, self-controlled, serious-minded, having respect for order, opening his house freely to guests, a ready teacher;

But be self-controlled in all things, do without comfort, go on preaching the good news, completing the work which has been given you to do.

But opening his house freely to guests; a lover of what is good, serious-minded, upright, holy, self-controlled;