Leviticus 23:28 (WEB)
You shall do no kind of work in that same day, for it is a day of atonement, to make atonement for you before the LORD your God.
Fathers and councils · 2
Tertullian
“…“Holy shall be to you the day, and ye shall vex your souls; and every soul which shall not have been vexed in that day shall be exterminated from his people.”” — editor's note: Lev. xvi. 29; xxiii. 26–29.
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Leo the Great
“We proclaim the holy Fast of the Seventh Month, dearly-beloved, for the exercise of common devotions, confidently inciting you with fatherly exhortations to make Christian by your observance that which was formerly Jewish.” — editor's note: The observances of the seventh month, especially of the Day of Atonement, will be found in Lev. xxiii. 26–44, and Numbers xxix.
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