1;  The fountain of purgation for Jerusalem,
  2;  from idolatry, and false prophecy.
  7;  The death of Christ, and the trial of a third part.

 * that,
  12:3,8,11 
 * a fountain,
  Job 9:30,31  Ps 51:2,7  Isa 1:16-18  Eze 36:25  Joh 1:29  19:34,35 
  1Co 6:11  Eph 5:25-27  Tit 3:5-7  Heb 9:13,14  1Jo 1:7  5:6 
  1Pe 1:19  Re 1:5,6  7:13,14 
 * the house.
  12:7,10 
 * uncleanness.  Heb. separation for uncleanness.
  Le 15:2-33  Nu 19:9-22  Eze 36:17,29