Well, the Hijri date 18 Jumada Al Oula 1471 corresponds to the Gregorian date Saturday, 20 February 2049. This date lies in the fifth month of the Hijri year 1471 AH, which is Jumada Al-Awwal of 1471 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1471/05/18 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 20 February 2049 to its equivalent Arabic date.
The following is the conversion of the Arabic date 18 Jumada Al Oula 1471 AH to its equivalent Gregorian date.
وَمِنْ ءَايَٰتِهِۦ خَلْقُ ٱلسَّمَٰوَٰتِ وَٱلْأَرْضِ وَمَا بَثَّ فِيهِمَا مِن دَآبَّةٍۢ ۚ وَهُوَ عَلَىٰ جَمْعِهِمْ إِذَا يَشَآءُ قَدِيرٌۭ
And of His portents is the creation of the heaven and the earth, and of whatever beasts He hath dispersed therein. And He is Able to gather them when He will.
Surah Ash-Shura(42:29)