As the first day of the New Year coincides with the anniversary of the martyrdom of Musa bin Ja'far (AS), it is advisable that the faithful believers postpone the New Year's celebrations out of respecting and honoring his holiness to the following days and paying close attention to the observance of the martyrdom day and to get rid of the plagues and disasters, they should resort to this infallible Imam (as).
source : erfan.ir
