Well, the Hijri date 1 Rajab 1149 corresponds to the Gregorian date Sunday, 4 November 1736. This date lies in the seventh month of the Hijri year 1149 AH, which is Rajab of 1149 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1149/07/01 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 4 November 1736 to its equivalent Arabic date.
The following is the conversion of the Arabic date 1 Rajab 1149 AH to its equivalent Gregorian date.
۞ يَوْمَ يَجْمَعُ ٱللَّهُ ٱلرُّسُلَ فَيَقُولُ مَاذَآ أُجِبْتُمْ ۖ قَالُوا۟ لَا عِلْمَ لَنَآ ۖ إِنَّكَ أَنتَ عَلَّٰمُ ٱلْغُيُوبِ
In the day when Allah gathereth together the messengers, and saith: What was your response (from mankind)? they say: We have no knowledge. Lo! Thou, only Thou art the Knower of Things Hidden,
Surah Al-Maaida(5:109)