Well, the Hijri date 14 Rajab 1401 corresponds to the Gregorian date Monday, 18 May 1981. This date lies in the seventh month of the Hijri year 1401 AH, which is Rajab of 1401 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1401/07/14 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 18 May 1981 to its equivalent Arabic date.
The following is the conversion of the Arabic date 14 Rajab 1401 AH to its equivalent Gregorian date.
لِيَمِيزَ ٱللَّهُ ٱلْخَبِيثَ مِنَ ٱلطَّيِّبِ وَيَجْعَلَ ٱلْخَبِيثَ بَعْضَهُۥ عَلَىٰ بَعْضٍۢ فَيَرْكُمَهُۥ جَمِيعًۭا فَيَجْعَلَهُۥ فِى جَهَنَّمَ ۚ أُو۟لَٰٓئِكَ هُمُ ٱلْخَٰسِرُونَ
That Allah may separate the wicked from the good, The wicked will He place piece upon piece, and heap them all together, and consign them unto hell. Such verily are the losers.
Surah Al-Anfaal(8:37)