And the LORD spake unto Moses, saying: Also on the tenth day of this seventh month there shall be a day of atonement: it shall be an holy convocation unto you; and ye shall afflict your souls (self-denial), and offer an offering made by fire unto the LORD.” -Leviticus 23:26-27
“When thou fastest, anoint thine head, and wash thy face that thou appear not unto men to fast, but unto thy Father which is in secret: and thy Father, which seeth in secret, shall reward thee openly.” -Matthew 6:17-18
