Commentaries:
Jamieson, Fausset, and Brown
people of . . . holiness—Israel dedicated as holy unto God (Isaiah 62:12; Deuteronomy 7:6).
possessed—namely, the Holy Land, or Thy "sanctuary," taken from the following clause, which is parallel to this (compare Isaiah 64:10-11; Psalms 74:6-8).
thy—an argument why God should help them; their cause is His cause.
Other Jamieson, Fausset, and Brown entries containing Isaiah 63:18:
Isaiah 49:14
Isaiah 63:19
Jeremiah 12:10
Revelation 11:2
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