Well, the Hijri date 13 Shawwal 1481 corresponds to the Gregorian date Thursday, 27 March 2059. This date lies in the tenth month of the Hijri year 1481 AH, which is Shawwal of 1481 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1481/10/13 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 27 March 2059 to its equivalent Arabic date.
The following is the conversion of the Arabic date 13 Shawwal 1481 AH to its equivalent Gregorian date.
لَن تَنفَعَكُمْ أَرْحَامُكُمْ وَلَآ أَوْلَٰدُكُمْ ۚ يَوْمَ ٱلْقِيَٰمَةِ يَفْصِلُ بَيْنَكُمْ ۚ وَٱللَّهُ بِمَا تَعْمَلُونَ بَصِيرٌۭ
Your ties of kindred and your children will avail you naught upon the Day of Resurrection. He will part you. Allah is Seer of what ye do.
Surah Al-Mumtahana(60:3)
Sahih al-Bukhari
Good Manners and Form (Al-Adab)
Chapter: Killing of children for the fear that they will share meals (in the book an 's' is added to shares I have omitted that 's')
Narrated `Abdullah:
I said 'O Allah's Messenger (ﷺ)! Which sin is the greatest?" He said, "To set up a rival unto Allah, though He Alone created you." I said, "What next?" He said, "To kill your son lest he should share your food with you." I further asked, "What next?" He said, "To commit illegal sexual intercourse with the wife of your neighbor." And then Allah revealed as proof of the statement of the Prophet: 'Those who invoke not with Allah any other god)................. (to end of verse)...' (25.68)
Sahih al-Bukhari 6001