Daniel 12:11

11From the time that the regular sacrifice [that is, the daily burnt offering] is taken away and the abomination of desolation is set up [ruining the temple for worship of the true God], there will be 12:11 1,290 is 30 days more than 3 1/2 years of 360 day years (1,260 days). The extra 30 days allows for the judgment that will take place after the second coming of Christ.1,290 days. [Dan 11:31]