Wild dogs will yip in her ruined fortresses, jackals will yelp in the once-splendid palaces. ¹  Her time is almost up, ²  her days will not be prolonged. ³ 

You must ¹  observe the Sabbath ²  rather than doing anything you please on my holy day. ³  You must look forward to the Sabbath ⁴  and treat the Lord’s holy day with respect. ⁵  You must treat it with respect by refraining from your normal activities, and by refraining from your selfish pursuits and from making business deals. ⁶