Where is the thing which is sworn for? It is hidden, meaning: (You will surely be resurrected and accounted.
However, why was this phrase ‘You will surely be resurrected’ not mentioned clearly? This is because, it is understood from the context.
Allah (swt) has said in His Noble Book:
﴾وَإِنَّهُ لَتَنزيلُ رَبِّ الْعَالَمِينَ % نَزَلَ بِهِ الرُّوحُ الأمِينُ % عَلَى قَلْبِكَ لِتَكُونَ مِنَ الْمُنْذِرِينَ % بِلِسَانٍ عَرَبِيٍّ مُبِينٍ﴿
(And truly, this (the Qur’an) is a revelation from the Lord of the ‘Alamin (mankind, jinns and all that exists),% Which the trustworthy Ruh [Jibrael (Gabriel)] has brought down; % Upon your heart (O Muhammad) that you may be (one) of the warners, % In the plain Arabic language.) (Ash-Shu’araa: 192-195)
As such, the ones given precedence to understand, transfer, ponder upon and interpret the Holy Qur’an are the Arabs, the bearers of the Book of Allah (swt) to all of creation. This is because, it has been revealed in their language. This language is thus sacred as it is the vessel for the Words of Allah (swt).
Therefore, whosoever sets out to do Tafsir (Interpretation) of the Book of Allah (swt) and to explain the rulings that have come in it must be knowledgeable in the sciences of the Arabic Language. If he is not, he does not have the right to interpret or ponder upon the verses of the Holy Qur’an.
Then Allah (swt) begins telling the mankind about the happenings on the Day of Resurrection. There are some occurrences will take place: (On the Day the blast [of the Horn] will convulse [creation]. Hence, the earth shakes and quakes strongly. Allah (swt) says: