Well, the Hijri date 18 Rajab 1402 corresponds to the Gregorian date Tuesday, 11 May 1982. This date lies in the seventh month of the Hijri year 1402 AH, which is Rajab of 1402 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1402/07/18 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 11 May 1982 to its equivalent Arabic date.
The following is the conversion of the Arabic date 18 Rajab 1402 AH to its equivalent Gregorian date.
وَمَا يَأْتِيهِم مِّن رَّسُولٍ إِلَّا كَانُوا۟ بِهِۦ يَسْتَهْزِءُونَ
And never came there unto them a messenger but they did mock him.
Surah Al-Hijr(15:11)
Sahih al-Bukhari
Good Manners and Form (Al-Adab)
Chapter: To change a name for better name
Narrated Abu Huraira:
Zainab's original name was "Barrah," but it was said' "By that she is giving herself the prestige of piety." So the Prophet (ﷺ) changed her name to Zainab.
Sahih al-Bukhari 6192