if they refuse to enjoin what is right, forbid what is wrong, and wage jihad against the unbelievers until they embrace Islam and pay the jizya in submission, humbled. The same applies if they openly propagate religious innovations contrary to the Book, the Sunnah, and adherence to the early generations of the Muslim community and its imams. Examples include deviating concerning Allah’s names and signs; denying His names and attributes; denying His predestination and decree; rejecting what the Muslim community adhered to during the time of the rightly guided caliphs; disparaging the earliest and foremost of the Emigrants and Helpers and those who followed them in righteousness; or fighting Muslims until they submit to them in an obedience that entails departing from Islamic law; and similar matters.

Allah Most High says:

“Fight them until there is no more religious strife and religion is entirely for Allah.”

Thus, if part of religion is for Allah and part is for others, fighting becomes obligatory until religion is entirely for Allah.

He Most High also says:

“O you who believe, fear Allah and give up what remains of usury, if you are believers.”

“If you do not, then be informed of war from Allah and His Messenger.”

This verse was revealed concerning the people of Tā’if. They had embraced Islam, prayed, and fasted, but they continued to engage in usurious transactions. Allah therefore revealed this verse, commanding the believers to give up what remained of usury.

He said:

“If you do not, then be informed of war from Allah and His Messenger.”

The word has been read as both fa’dhanū (“be informed”) and ādhinū (“give notice”), and both meanings are valid. And usury