Core. See Psalm viii., xli., and lxxx. (Haydock)
The Corites were musicians, as well as porters in the temple, 1 Paralipomenon xxvi. They here represent the faithful upon earth, (St. Augustine; Worthington) who sigh after the heavenly Sion. David was animated with these sentiments, more than with the desire of revisiting Jerusalem, during the revolt of his son. (Berthier)
This psalm might have been written by him under the persecution of Saul, (Grotius) or it may refer to the captives. (Theodoret) (Calmet)
Yet, at those times, the tabernacle was not subsisting on Sion, as it seem to have been when this beautiful piece was composed. (Berthier)
The Jews are said to recite it every night, in hopes of seeing Jerusalem rebuilt, and it might very well be used by all Israelites, when they went to celebrate the three great festivals. (Calmet)