We are commanded not only to focus on the goodness of God but also on the severity of God (Romans 11:22). I bought the teaching by our NightWatch instructor, Stuart Greaves, called Jealousy is a Husband’s Fury. This study by is incredible. I’ve uploaded it here to share with my blog followers:
http://www.archive.org/details/JealousyIsAHusbandsFury
Also, this is an interesting link that goes with his teaching:
http://en.wikipedia.org/wiki/Valley_of_Hinnom
I also recommend the book 23 Minutes in Hell