[17] And in the last days, saith God, I will pour out of Spirit upon all flesh: and sons and daughters shall prophesy, and young men visions, and old men shall dream dreams: [18] And on servants and on handmaidens I will pour out in those days of Spirit; and they shall prophesy: [19] And I will shew wonders in heaven above, and signs in the earth beneath; blood, and fire, and vapour of smoke: