The Pulpit Commentary - Isaiah 12:5
Sing unto the Lord; for he hath done excellent things . This is another quotation, very slightly modified, from the song of Moses, in which these words were part of the refrain ( Exodus 15:1 , Exodus 15:21 ). This is known ; rather, let this be known ; i.e. publish it—noise it abroad. read more
The Pulpit Commentary - Isaiah 12:4-6
Exultation and activity. There is a jubilant strain throughout these verses; not, however, without a sense of some sacred duty to be performed. We learn— I. THAT THE CHURCH OF CHRIST MAY WELL SPEAK IN THE ACCENTS OF EXULTATION . The terms of the prophecy do not seem to be satisfied with anything less than Messianic blessings; they fit perfectly the estate to which Christ has called us; they belong to that "kingdom of heaven" of which the Son of man had so much... read more