Ali held that Jihad is the gateway to Paradise. He said: "God has opened this gate for His friend. It is the mantle of piety. It is the shield of faith. He who avoids it, God subjects him to disgrace".
Ali held that Jihad did not lie in merely taking up arms in the cause of God, it comprehends incessant struggle against falsehood in all spheres of life. Jihad is the main pillar on which Islam rests.