Well, the Hijri date 1 Rajab 1389 corresponds to the Gregorian date Friday, 12 September 1969. This date lies in the seventh month of the Hijri year 1389 AH, which is Rajab of 1389 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1389/07/01 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 12 September 1969 to its equivalent Arabic date.
The following is the conversion of the Arabic date 1 Rajab 1389 AH to its equivalent Gregorian date.
فَلَمَّا كَشَفْنَا عَنْهُمُ ٱلرِّجْزَ إِلَىٰٓ أَجَلٍ هُم بَٰلِغُوهُ إِذَا هُمْ يَنكُثُونَ
But when We did remove from them the terror for a term which they must reach, behold! they broke their covenant.
Surah Al-A'raaf(7:135)
Sahih al-Bukhari
Prophetic Commentary on the Qur'an (Tafseer of the Prophet (pbuh))
Allah's Saying: "And say ... Hittatun..." [i.e., (O Allah) forgive our sins] (V.7:161)
Narrated Abu Huraira:
Allah's Messenger (ﷺ) said, "It was said to the children of Israel, 'Enter the gate in prostration and say Hitatun. (7.161) We shall forgive you, your faults.' But they changed (Allah's Order) and entered, dragging themselves on their buttocks and said, 'Habatun (a grain) in a Sha'ratin (hair).
Sahih al-Bukhari 4641