Well, the Hijri date 9 Jumada Al Akhira 1339 corresponds to the Gregorian date Thursday, 17 February 1921. This date lies in the sixth month of the Hijri year 1339 AH, which is Jumada Al-Thani of 1339 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1339/06/09 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 17 February 1921 to its equivalent Arabic date.
The following is the conversion of the Arabic date 9 Jumada Al Akhira 1339 AH to its equivalent Gregorian date.
بَلْ قَالُوٓا۟ أَضْغَٰثُ أَحْلَٰمٍۭ بَلِ ٱفْتَرَىٰهُ بَلْ هُوَ شَاعِرٌۭ فَلْيَأْتِنَا بِـَٔايَةٍۢ كَمَآ أُرْسِلَ ٱلْأَوَّلُونَ
Nay, say they, (these are but) muddled dreams; nay, he hath but invented it; nay, he is but a poet. Let him bring us a portent even as those of old (who were Allah's messengers) were sent (with portents).
Surah Al-Anbiyaa(21:5)