Well, the Hijri date 17 Shawwal 1407 corresponds to the Gregorian date Saturday, 13 June 1987. This date lies in the tenth month of the Hijri year 1407 AH, which is Shawwal of 1407 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1407/10/17 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 13 June 1987 to its equivalent Arabic date.
The following is the conversion of the Arabic date 17 Shawwal 1407 AH to its equivalent Gregorian date.
قُلْ أَرَءَيْتُمْ إِنْ أَصْبَحَ مَآؤُكُمْ غَوْرًۭا فَمَن يَأْتِيكُم بِمَآءٍۢ مَّعِينٍۭ
Surah Al-Mulk(67:30)
Sahih al-Bukhari
Fasting
Chapter: If a person observing Saum gets up in the morning in the state of Janaba
Narrated `Aisha and Um Salama:
At times Allah's Messenger (ﷺ) used to get up in the morning in the state of Janaba after having sexual relations with his wives. He would then take a bath and fast.
Sahih al-Bukhari 1925, 1926