The heart also of the rash; i.e. of those who were rash and hasty, who would not give themselves time to understand the warnings addressed to them, or to think of the real character of their actions.
These shall, in Messiah's kingdom, "have the gift of discernment to perceive things in their true nature" (Delitzsch). The tongue of the stammerers. The tongue of those who hitherto have spoken hesitatingly and inconsistently on moral and religions subjects shall be ready—i.
e; prompt and eager—to speak upon them with clearness and elegance. The grace given to the uneducated fishermen of Galilee enabled them to preach and teach gospel truth, not only with clearness, but with refinement.