Well, the Hijri date 4 Rajab 1408 corresponds to the Gregorian date Sunday, 21 February 1988. This date lies in the seventh month of the Hijri year 1408 AH, which is Rajab of 1408 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1408/07/04 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 21 February 1988 to its equivalent Arabic date.
The following is the conversion of the Arabic date 4 Rajab 1408 AH to its equivalent Gregorian date.
وَأَوْرَثَكُمْ أَرْضَهُمْ وَدِيَٰرَهُمْ وَأَمْوَٰلَهُمْ وَأَرْضًۭا لَّمْ تَطَـُٔوهَا ۚ وَكَانَ ٱللَّهُ عَلَىٰ كُلِّ شَىْءٍۢ قَدِيرًۭا
And He caused you to inherit their land and their houses and their wealth, and land ye have not trodden. Allah is ever Able to do all things.
Surah Al-Ahzaab(33:27)