Isaiah 30:29

Ye shall have a song, as in the night [when] a holy solemnity is kept; and gladness of heart, as when one goeth with a pipe to come into the mountain of the LORD, to the mighty One of Israel.

Ver. 29. He shall have a song.] As, after the passover eaten, they sang a hynm; so, after the Assyrian destroyed, there shall be a different sound heard in their several camps. Apud utrosque audietur sonus, et strepitus, sed diversa admodum ratione: so was fulfilled that of our prophet. Isa 65:13-14

As in the night when a holy solemnity is kept.] Pintus saith, that the night before some solemn sacrifice, the Jews usually spent in jollity and singing. They still conclude their Sabbath with singing, or caterwauling a rather, which they continue as long as they can, for ease of the defunct souls.

a Any hideous, discordant howling noise.