Well, the Hijri date 11 Rajab 1399 corresponds to the Gregorian date Wednesday, 6 June 1979. This date lies in the seventh month of the Hijri year 1399 AH, which is Rajab of 1399 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1399/07/11 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 6 June 1979 to its equivalent Arabic date.
The following is the conversion of the Arabic date 11 Rajab 1399 AH to its equivalent Gregorian date.
Surah (:)
Sahih al-Bukhari
Times of the Prayers
Chapter: What is said regarding the offering of As-Salat (the prayers) between the Fajr prayer and sunrise.
Narrated `Umar:
"The Prophet (ﷺ) forbade praying after the Fajr prayer till the sun rises and after the `Asr prayer till the sun sets." Narrated Ibn `Abbas: Some people told me the same narration (as above).
Sahih al-Bukhari 581