Well, the Hijri date 15 Shaban 1431 corresponds to the Gregorian date Tuesday, 27 July 2010. This date lies in the eighth month of the Hijri year 1431 AH, which is Shaban of 1431 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1431/08/15 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 July 2010 to its equivalent Arabic date.
The following is the conversion of the Arabic date 15 Shaban 1431 AH to its equivalent Gregorian date.
وَيَقُولُ ٱلَّذِينَ ءَامَنُوٓا۟ أَهَٰٓؤُلَآءِ ٱلَّذِينَ أَقْسَمُوا۟ بِٱللَّهِ جَهْدَ أَيْمَٰنِهِمْ ۙ إِنَّهُمْ لَمَعَكُمْ ۚ حَبِطَتْ أَعْمَٰلُهُمْ فَأَصْبَحُوا۟ خَٰسِرِينَ
Then will the believers say (unto the people of the Scripture): are these they who swore by Allah their most binding oaths that they were surely with you? Their works have failed, and they have become the losers.
Surah Al-Maaida(5:53)
Sahih al-Bukhari
Prophetic Commentary on the Qur'an (Tafseer of the Prophet (pbuh))
The Statement of Allah the Exalted: "Verily! Those who brought forth the slander (against 'Aishah [May Allah be pleased with her] the wife of the Prophet pbuh) are a group among you." (V.24:11)
Narrated `Aisha:
And as for him among them who had the greater share..' (24.11) was `Abdullah bin Ubai bin Salul.
Sahih al-Bukhari 4749