Well, the Hijri date 25 Rajab 1399 corresponds to the Gregorian date Wednesday, 20 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 1399/07/25 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 20 June 1979 to its equivalent Arabic date.
The following is the conversion of the Arabic date 25 Rajab 1399 AH to its equivalent Gregorian date.
فَإِنَّمَا يَسَّرْنَٰهُ بِلِسَانِكَ لَعَلَّهُمْ يَتَذَكَّرُونَ
And We have made (this Scripture) easy in thy language only that they may heed.
Surah Ad-Dukhaan(44:58)
Sahih al-Bukhari
Prophetic Commentary on the Qur'an (Tafseer of the Prophet (pbuh))
The Statement of Allah the Most High: "...When they gave their Bai'a (pledge) to you (O Muḥammad pbuh) under the tree..." (V.48:18)
`Abdullah bin Al-Mughaffal Al-Muzani also said:
"The Prophet (ﷺ) also forbade urinating at the place where one takes a bath."
Sahih al-Bukhari 4842