here is the list of resources related to this subject
How much is too much? What would God say about the focus moving from celebrating Jesus's birth to the desire for more stuff?
How many of us always feel and/or act like we are entitled to “have more” than we have already?
Does God want us to be rich?
Be Content with what You Have
If God has shown us bad times ahead, it’s enough for me that He knows about them.
Jesus promises to meet your needs
