Well, the Hijri date 11 Rajab 1405 corresponds to the Gregorian date Monday, 1 April 1985. This date lies in the seventh month of the Hijri year 1405 AH, which is Rajab of 1405 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1405/07/11 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 1 April 1985 to its equivalent Arabic date.
The following is the conversion of the Arabic date 11 Rajab 1405 AH to its equivalent Gregorian date.
أَلَمْ يَعْلَم بِأَنَّ ٱللَّهَ يَرَىٰ
Is he then unaware that Allah seeth?
Surah Al-Alaq(96:14)
Sahih al-Bukhari
Holding Fast to the Qur'an and Sunnah
Chapter: “Do not ask the people of the Scripture about anything.”
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Narrated Humaid bin 'Abdur-Rahman that he heard Mu'awiya talking to a group of people from Quraish at Al-Madina, and on mentioning Ka'b Al-Ashbar, he said, "He was one of the most truthful of those who used to talk about the people of the Scripture, yet we used to detect certain faults in his information."
Sahih al-Bukhari 7361