Translation of the verse 11 from Surah Al-Ahzab : Number of verses 73 - - page 419 - Part 21.
There, the believers were tried and shaken with a mighty shaking.
There the believers were tested and shaken with a severe shaking.
(33:11) The believers were then put to a severe test and were most violently convulsed. *21
*21) "The believers" : All those who accepted the Holy Prophet as Allah's Messenger and became included among his followers, which comprised both the true believers and the hypocrites. In this paragraph Allah has made mention of the Muslim community as a whole. In the following three paragraphs the attitude of the hypocrites has been commented upon, and the next two deal with the Holy Prophet and the true believers.
Source : Al-Ahzab Verse 11: There the believers were tested and shaken with a severe shaking.