84. Those who help Allah are the people who invite mankind to Tauhid and exert their utmost to establish the true faith and righteousness. For further explanation see (E.N. 50 of Surah Aal-Imran).
85“If We give them authority”: In this one sentence, the real aim of the Islamic State and the characteristics of those who conduct its affairs have been stated concisely but comprehensively. Those who help Allah and deserve His succor behave righteously, establish Salat, make arrangements for the collection of Zakat and use their power and authority to propagate good and eradicate evil.
86. That is, it is Allah Who decides whom to give power in the land and when. This is meant to remove the misunderstanding of the proud and arrogant people who think that the destiny of the land and its dwellers is in their hands, and there is none to depose them from power. But Allah dethrones the most haughty ruler in supernatural ways and gives power to the most humble in order to show that He is All-Powerful, All-Mighty.