Jubilees 49:7
And remember thou this day all the days of thy life, and observe it from year to year all the days of thy life, once a year, on its day, according to all the law thereof, and do not adjourn (it) from day to day, or from month to month.
And remember thou this day all the days of thy life, and observe it from year to year all the days of thy life, once a year, on its day, according to all the law thereof, and do not adjourn (it) from day to day, or from month to month.