Habakkuk 1: 2-3, 2:2-4
The Prophet raises the complaint that tyranny and violence succeed.  In reply the Lord insists that the upright will live by faithfulness.

2 Timothy 1: 6-8. 13-14

Timothy is urged to stir up the Spirit’s gifts of power, love and self-control, and to continue his mission in reliance upon the power of God.

Luke 17: 5-10
The apostles beg for an increase in faith, Jesus assures them that faith can move moutains.