Leviticus 25:8-9

New King James Version

The Year of Jubilee

⁸ ‘And you shall count seven sabbaths of years for yourself, seven times seven years; and the time of the seven sabbaths of years shall be to you forty-nine years. ⁹ Then you shall cause the trumpet of the Jubilee to sound on the tenth day of the seventh month; ^(A)on the Day of Atonement you shall make the trumpet to sound throughout all your land.