8608. And Moses' hands were heavy. That this signifies that the power of looking upward to the Lord failed, is evident from the signification of "hands," as being the powers that belong to faith (see above, n. 8604); and from the signification of "heavy," or that the strength to lift up the hands was diminished, as being that the power of looking upward to the Lord failed; for by "lifting up the hands" is signified faith looking upward to the Lord (n. 8604), and by "letting down the hand," faith looking downward from the Lord (n. 8606).