Well, the Hijri date 15 Rabi Al Thani 1406 corresponds to the Gregorian date Friday, 27 December 1985. This date lies in the fourth month of the Hijri year 1406 AH, which is Rabi Al-Thani of 1406 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1406/04/15 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 December 1985 to its equivalent Arabic date.
The following is the conversion of the Arabic date 15 Rabi Al Thani 1406 AH to its equivalent Gregorian date.
وَأَنَّا كُنَّا نَقْعُدُ مِنْهَا مَقَٰعِدَ لِلسَّمْعِ ۖ فَمَن يَسْتَمِعِ ٱلْءَانَ يَجِدْ لَهُۥ شِهَابًۭا رَّصَدًۭا
And we used to sit on places (high) therein to listen. But he who listeneth now findeth a flame in wait for him;
Surah Al-Jinn(72:9)
Sahih al-Bukhari
Holding Fast to the Qur'an and Sunnah
Chapter: Following the Sunna of the Prophet (saws)
Narrated Abu Huraira:
Allah's Messenger (ﷺ) said, "All my followers will enter Paradise except those who refuse." They said, "O Allah's Messenger (ﷺ)! Who will refuse?" He said, "Whoever obeys me will enter Paradise, and whoever disobeys me is the one who refuses (to enter it)."
Sahih al-Bukhari 7280