Matthew 17:20 – And Jesus said unto them, Because of your unbelief; for verily, I say unto you, if ye have faith as a grain of mustard seed, ye shall say unto this mountain, Remove hence to yonder place; and it shall remove; and nothing shall be impossible unto you.
II Corinthians 5:7 – For we walk by faith, not by sight.
Hebrews 11:6 – But without faith it is impossible to please him: for he that cometh to God must believe that he is, and that he is a rewarder of them that diligently seek him.
Romans 10:17 – So then faith cometh by hearing, and hearing by the Word of God.
I John 5:4 – For whatsoever is born of God overcometh the world: and this is the victory that overcometh the world, even our faith.