Well, the Hijri date 13 Rabi Al Awwal 1433 corresponds to the Gregorian date Sunday, 5 February 2012. This date lies in the third month of the Hijri year 1433 AH, which is Rabi Al-Awwal of 1433 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1433/03/13 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 5 February 2012 to its equivalent Arabic date.
The following is the conversion of the Arabic date 13 Rabi Al Awwal 1433 AH to its equivalent Gregorian date.
فَذَرْهُمْ يَخُوضُوا۟ وَيَلْعَبُوا۟ حَتَّىٰ يُلَٰقُوا۟ يَوْمَهُمُ ٱلَّذِى يُوعَدُونَ
So let them flounder (in their talk) and play until they meet the Day which they are promised.
Surah Az-Zukhruf(43:83)
Sahih al-Bukhari
Fasting
Chapter: To observe Saum (fast) or not during journeys
Narrated `Aisha:
(the wife of the Prophet) Hamza bin `Amr Al-Aslami asked the Prophet, "Should I fast while traveling?" The Prophet (ﷺ) replied, "You may fast if you wish, and you may not fast if you wish."
Sahih al-Bukhari 1943