ثُمَّ كَلَّا سَيَعْلَمُونَ
Thumma kall a sayaAAlamoon a And once again:2 Nay, but in time they will come to understand!
 - Mohammad Asad
We repeat, very soon they shall come to know.
 - Muhammad Farooq-i-Azam Malik
Again, no! They will come to know.
 - Mustafa Khattab
Nay, again, but they will come to know!
 - Marmaduke Pickthall
Verily verily they shall soon (come to) know!
 - Abdullah Yusuf Ali