Al-Mukhtasar
إِنَّا سَنُلْقِى عَلَيْكَ قَوْلًا ثَقِيلًا ﴿٥﴾
I am going to send down on you, O Messenger, the Qur’ān, which is a heavy word, due to the obligations, limits, provisions, etiquettes etc. that it contains.
Al-Mukhtasar
إِنَّا سَنُلْقِى عَلَيْكَ قَوْلًا ثَقِيلًا ﴿٥﴾