Well, the Hijri date 12 Shawwal 1459 corresponds to the Gregorian date Thursday, 19 November 2037. This date lies in the tenth month of the Hijri year 1459 AH, which is Shawwal of 1459 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1459/10/12 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 19 November 2037 to its equivalent Arabic date.
The following is the conversion of the Arabic date 12 Shawwal 1459 AH to its equivalent Gregorian date.
يَوْمَ يَبْعَثُهُمُ ٱللَّهُ جَمِيعًۭا فَيَحْلِفُونَ لَهُۥ كَمَا يَحْلِفُونَ لَكُمْ ۖ وَيَحْسَبُونَ أَنَّهُمْ عَلَىٰ شَىْءٍ ۚ أَلَآ إِنَّهُمْ هُمُ ٱلْكَٰذِبُونَ
On the day when Allah will raise them all together, then will they swear unto Him as they (now) swear unto you, and they will fancy that they have some standing. Lo! is it not they who are the liars?
Surah Al-Mujaadila(58:18)
Sahih al-Bukhari
Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi)
Chapter: Ghazwa of Khaibar
Narrated Ibn `Umar:
We did not eat our fill except after we had conquered Khaibar.
Sahih al-Bukhari 4243