Well, the Hijri date 4 Shawwal 1377 corresponds to the Gregorian date Wednesday, 23 April 1958. This date lies in the tenth month of the Hijri year 1377 AH, which is Shawwal of 1377 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1377/10/04 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 23 April 1958 to its equivalent Arabic date.
The following is the conversion of the Arabic date 4 Shawwal 1377 AH to its equivalent Gregorian date.
قُل لَّكُم مِّيعَادُ يَوْمٍۢ لَّا تَسْتَـْٔخِرُونَ عَنْهُ سَاعَةًۭ وَلَا تَسْتَقْدِمُونَ
Say (O Muhammad): Yours is the promise of a Day which ye cannot postpone nor hasten by an hour.
Surah Saba(34:30)
Sahih al-Bukhari
Beginning of Creation
Chapter: The characteristics of Iblis (Satan) and his soldiers
Narrated Abu Huraira:
The Prophet (ﷺ) said, "Yawning is from Satan and if anyone of you yawns, he should check his yawning as much as possible, for if anyone of you (during the act of yawning) should say: 'Ha', Satan will laugh at him."
Sahih al-Bukhari 3289