In the Old Testament blessings like prosperity were mainly material. In the New Testament blessings like propsperity are largely spiritual, though it cam sometimes be material.
[The good side][The bad side]
[Instructions for the heart]
The good side
3 JO 1:2. [prayer of John for Caius included: 1. Health of Body; 2. health of soul; 3. Prosperity in secular affairs]
1 CO 16:1;ROM 1:10;1 TI 6:17-18;HEB 11:25-26;1 TI 6:5-14;MAT 6:28-34
The bad side
Instructions for the heart
JER 9:23-24;ECC 10:20,6;ecc 5:19;ecc 5:13