Well, the Hijri date 12 Dhul Qidah 1375 corresponds to the Gregorian date Wednesday, 20 June 1956. This date lies in the eleventh month of the Hijri year 1375 AH, which is Dhu Al-Qidah of 1375 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1375/11/12 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 1956 to its equivalent Arabic date.
The following is the conversion of the Arabic date 12 Dhul Qidah 1375 AH to its equivalent Gregorian date.
وَقَالُوٓا۟ ءَأَٰلِهَتُنَا خَيْرٌ أَمْ هُوَ ۚ مَا ضَرَبُوهُ لَكَ إِلَّا جَدَلًۢا ۚ بَلْ هُمْ قَوْمٌ خَصِمُونَ
And say: Are our gods better, or is he? They raise not the objection save for argument. Nay! but they are a contentious folk.
Surah Az-Zukhruf(43:58)
Sahih al-Bukhari
Prophetic Commentary on the Qur'an (Tafseer of the Prophet (pbuh))
Allah's Statement: "Verily, We have sent revelation to you, (O Muhammad ﷺ ) ... (till) ... as We sent revelation to Nuh (Noah) and Yunus (Jonah), Hãrün (Aaron) and Sulaimãn (Solomon)..." (V.4:163)
Narrated `Abdullah:
The Prophet (ﷺ) said, "None has the right to say that I am better than Jonah bin Matta."
Sahih al-Bukhari 4603