"For by grace are ye saved through faith; and that not of yourselves: it is the gift of God." Ephesians 2:8.
"For we walk by faith, not by sight." 2 Corinthians 5:7.
"Jesus said unto him, If thou canst believe, all things are possible to him that believeth." Mark 9:23.
"Now faith is the substance of things hoped for, the evidence of things not seen." Hebrews 11:1.