Where The Old Testament Teaches Penal Substitution The idea that Jesus died in our place, suffering the penalty for our sins, is under serious attack. We need to understand where we can find Penal Substitutionary Atonement ideas in the Bible, starting with the Old Testament. This is part of a series explaining and defending Penal Substitutionary Atonement. I'll cover biblical data, historical data, moral objections and more so that you will understand the doctrine, how to defend it and what's re