Well, the Hijri date 18 Jumada Al Oula 1419 corresponds to the Gregorian date Wednesday, 9 September 1998. This date lies in the fifth month of the Hijri year 1419 AH, which is Jumada Al-Awwal of 1419 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1419/05/18 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 9 September 1998 to its equivalent Arabic date.
The following is the conversion of the Arabic date 18 Jumada Al Oula 1419 AH to its equivalent Gregorian date.
وَتِلْكَ حُجَّتُنَآ ءَاتَيْنَٰهَآ إِبْرَٰهِيمَ عَلَىٰ قَوْمِهِۦ ۚ نَرْفَعُ دَرَجَٰتٍۢ مَّن نَّشَآءُ ۗ إِنَّ رَبَّكَ حَكِيمٌ عَلِيمٌۭ
That is Our argument. We gave it unto Abraham against his folk. We raise unto degrees of wisdom whom We will. Lo! thy Lord is Wise, Aware.
Surah Al-An'aam(6:83)
Sahih al-Bukhari
Fasting
Chapter: Cupping and vomiting in Saum (fast)
Narrated Thabit Al-Bunani:
Anas bin Malik was asked whether they disliked the cupping for a fasting person. He replied in the negative and said, "Only if it causes weakness."
Sahih al-Bukhari 1940