Mark 11:22-24 KJV

22 And Jesus answering saith unto them, Have faith in God.
23 For verily I say unto you, That whosoever shall say unto this mountain, Be thou removed, and be thou cast into the sea; and shall not doubt in his heart, but shall believe that those things which he saith shall come to pass; he shall have whatsoever he saith.
24 Therefore I say unto you, What things soever ye desire, when ye pray, believe that ye receive them, and ye shall have them.

2 Corinthians 4:13 KJV

13 We having the same spirit of faith, according as it is written, I believed, and therefore have I spoken; we also believe, and therefore speak;

Hebrews 11:33-34 KJV

33 Who through faith subdued kingdoms, wrought righteousness, obtained promises, stopped the mouths of lions,
34 Quenched the violence of fire, escaped the edge of the sword, out of weakness were made strong, waxed valiant in fight, turned to flight the armies of the aliens.

James 2:17 KJV

17 Even so faith, if it hath not works, is dead, being alone.