When — When it shall appear that all their other devotions are vain. His sanctuary — To the temple of his great god Chemosh. But — His god can neither hear nor help him.
Related Commentaries of Isaiah 16:12
Isaiah 16:12
12 And it shall come to pass, when it is seen that Moab is weary on the high place, that he shall come to his sanctuary to pray; but he shall not prevail.