Luk 2:37 and then as a widow until she was eighty-four. She did not depart from the temple, worshiping with fasting and prayer night and day.
Act 14:23 And when they had appointed elders for them in every church, with prayer and fasting they committed them to the Lord in whom they had believed.

Act 27:9 Since much time had passed, and the voyage was now dangerous because even the Fast was already over, Paul advised them,
2Cor 6:5 beatings, imprisonments, riots, labors, sleepless nights, hunger;
2Cor 11:27 in toil and hardship, through many a sleepless night, in hunger and thirst, often without food, in cold and exposure.
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