3 Bible Verses about Fasting, Reasons For

And while day was dawning, Paul kept urging them all to take some food. "This is the fourteenth day," he said, "that you have been on the watch, fasting, having eaten nothing.

Now there were in the church in Antioch prophets and teachers; Barnabas and Symeon, surnamed "the Black," Lucius of Cyrene, Manaen, the foster-brother of Herod the Tetrarch, and Saul. And as they were worshiping the Lord, and fasting, the Holy Spirit said to them, "Separate me Barnabas and Saul for the work to which I have called them." So after fasting and praying, they laid their hands on them, and let them go.

When day dawned the Jews made a conspiracy, and bound themselves under a curse, saying that they would neither eat nor drink till they had killed Paul. And there were more than forty who had sworn this oath.