The jihaad with decisive proofs [from the Book and the Sunnah] and the tongue takes precedence over the jihaad with the sword and the spear.
What is the ruling regarding acts of jihaad by means of suicide, such as attaching explosives to a car and storming the enemy, whereby he knows without a doubt that he shall die as a result of this action?
There are those who tie a magazine of explosives around their waist, then they enter a government or residential building or a gathering of people either disbelievers or other than them, then they blow themselves up…
So, it is upon the Muslims to take interest in the affairs of their Brothers [and Sisters], since whoever does not do so, then he is not from amongst them (i.e. a Muslim).