Well, the Hijri date 13 Muharram 1430 corresponds to the Gregorian date Saturday, 10 January 2009. This date lies in the first month of the Hijri year 1430 AH, which is Muharram of 1430 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1430/01/13 is calculated using the Umm Al-Qura calendar and the sighting of the moon. One thing to remember is that this Arabic date may occur on different Gregorian date depending upon the region and country and obviously the moon.
If you are still not sure about the date then you can use our Arabic date converter.
The following is the conversion of the Gregorian date 10 January 2009 to its equivalent Arabic date.
The following is the conversion of the Arabic date 13 Muharram 1430 AH to its equivalent Gregorian date.
حَتَّىٰٓ إِذَا رَأَوْا۟ مَا يُوعَدُونَ فَسَيَعْلَمُونَ مَنْ أَضْعَفُ نَاصِرًۭا وَأَقَلُّ عَدَدًۭا
Till (the day) when they shall behold that which they are promised (they may doubt); but then they will know (for certain) who is weaker in allies and less in multitude.
Surah Al-Jinn(72:24)