Catechism Question #61 (August)
Q. What is forbidden in the eighth commandment?
A. The eighth commandment forbids whatever does or may unjustly hinder our own, or our neighbor's wealth, or outward estate.
Ephesians 4:28 - Let him who stole steal no longer, but rather let him labor, working with his hands what is good, that he may have something to give him who has need.