Muslim personal law in India form of talaq is not allowed in Islamic law. Some Muslim groups recognize triple talaq (or talaq-i-biddat), stating three talaqs at once and proclaiming instant divorce as valid method of divorce. On 22 August 2017, the Supreme Court of India deemed instant triple talaq unconstitutional. Other Muslim groups follow "talaq-i-hasan", where the husband pronounces three talaqs on three separate instances, each one at least 1 lunar month apart. If the husband changes mind after the first or the second talaq, or cohabits with the wife, the divorce is revoked. In Islam, only husband can pronounce the talaq on his wife,
Application of Islamic law by country of Allah. The primary sources of sharia are the precepts set forth in the Quranic verses (ayahs), and the example set by the Islamic prophet Muhammad in the Sunnah. The scope of sharia includes Islamic law as interpreted by Islamic judges (qadis) with varying responsibilities for the religious leaders. For questions not directly addressed in the primary sources, sharia includes consensus of the religious scholars ("ulama") thought to embody the consensus of the Muslim Community ("ijma"). The legal systems of Muslim countries may be grouped as: mixed systems, classical sharia systems, and secular systems. Classical sharia systems are those where