'Reason' in the Bible

For this reason, when I could no longer endure the suspense, I sent someone to find out about your faith [how you were holding up under pressure], for fear that somehow the tempter had tempted you and our work [among you] would prove to be ineffective.

for this reason, brothers and sisters, during all our distress and suffering we have been comforted and greatly encouraged about you because of your faith [your unwavering trust in God—placing yourselves completely in His loving hands];