"I am Thine, O Lord" is one of many hymns written by Fanny Crosby, a prolific American hymn writer. The melody was composed by William Howard Doane. The former was talking with the latter one night about the proximity of God and penned the words before retiring for the night. It has also been reported that Fanny Crosby, though blind, had a sunset described to her in words before writing the lyrics. Hebrews 10:22 is reported as being a source of inspiration for the hymn:
