Well, the Hijri date 10 Jumada Al Oula 1408 corresponds to the Gregorian date Wednesday, 30 December 1987. This date lies in the fifth month of the Hijri year 1408 AH, which is Jumada Al-Awwal of 1408 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1408/05/10 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 30 December 1987 to its equivalent Arabic date.
The following is the conversion of the Arabic date 10 Jumada Al Oula 1408 AH to its equivalent Gregorian date.
وَقَالُوا۟ لَوْلَآ أُنزِلَ عَلَيْهِ مَلَكٌۭ ۖ وَلَوْ أَنزَلْنَا مَلَكًۭا لَّقُضِىَ ٱلْأَمْرُ ثُمَّ لَا يُنظَرُونَ
They say: Why hath not an angel been sent down unto him? If We sent down an angel, then the matter would be judged; no further time would be allowed them (for reflection).
Surah Al-An'aam(6:8)