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International Standard Bible Encyclopedia (1915)
sing’-erz, sing’-ing: Singing seems to have become a regular profession at quite early date among the Hebrews. David had his troupe of "singing men and singing women" at Jerusalem (
Of the vocal method of the Hebrews we know nothing. Wellhausen imagines that he can detect one of the singers, in the portrayal of an Assyrian band, compressing his throat in order to produce a vibrato; and it is quite possible that in other respects as well as this, ancient and modern oriental vocalization resembled each other. But that is about all that can be said.
On the other hand, we cannot repeat too often that we are quite unable to identify any intervals, scales, or tunes as having been used in ancient Israel. Even those who hold that the early church took the Gregorian "tones" from the synagogue, confess that it was "certainly not without considerable modifications." And, of course, there was not the slightest affinity between the Hebrew and the Anglican chant.