David's census is presented as an event in which both God and Satan were involved, which resolves the apparent contradiction between I Chronicles 21 and II Samuel 24. Satan means "adversary," and God Himself can fill that role, but the stronger explanation is that God ultimately willed the census while Satan acted within limits God set, as in Job and in the lying spirit sent to Ahab in I Kings 22. The census itself was not sinful, since Israel was numbered before and after, and God did not cause David to sin. The sin lay in David's motive. The count was of valiant men who draw the sword, which points to military self-reliance, ambition, and presumption, and to leaving God out, as in David's earlier handling of the Gibeonites. Such heart attitudes are sin in themselves, so the census only exposed what was already in David, like lancing a boil so healing could begin. The plague that killed 70,000 Israelites reflects the principle seen in Achan's case, that God may judge a whole nation for one representative's sin. His judgments are unsearchable, so believers should justify God rather than themselves. David confessed that he alone was guilty, and his burnt and peace offerings at the future Temple site signal rededication and restored fellowship with God.

David's census of Israel shows the unseen interplay of God and Satan, and it resolves the apparent contradiction between I Chronicles 21:1, where Satan moves David, and II Samuel 24:1, where God does. Either the Hebrew satan ("adversary") can describe God, as in Numbers 22:22, or both were involved, as with Job and Ahab's lying spirit in I Kings 22: God ultimately instigated the census, and Satan acted within the limits God set. God was already angry with Israel, probably over David's poor handling of the Gibeonite matter. The census itself was not sinful, but no half-shekel ransom was collected as Exodus 30:12-14 requires, and God's choice of a plague points to that omission. David's motive was military, a count of men who drew the sword, which reveals self-reliance, ambition, and presumption, with God left out of his thoughts. That sin already existed in his heart, and God did not tempt him but exposed it, like lancing a boil so healing could begin. Just as Achan's sin brought judgment on all Israel in Joshua 7, a leader's sin can bring judgment on the nation, though God's judgments remain unsearchable and must always be justified. David confessed that the guilt was his, and his burnt and peace offerings at the future Temple site signaled rededication and restored fellowship.

In I Chronicles 21 Satan moved David to take a census of Israel during a relatively calm time for the nation. This action demonstrated reliance on human strength instead of God's power. Satan provoked the wrong decision at that key moment. Similar decision points can occur up to and during the holy days. Satan aims to separate people from God at such times.

In the account of David's numbering of Israel, as recorded in II Samuel 24:1-17, we see a profound example of sin and its consequences. David committed the sin of faithlessness by counting the people of Israel, relying on his own military strength rather than trusting in God's power. In II Samuel 24:10, David confesses to God that he had sinned greatly in this act. His lack of faith demonstrated a prideful dependence on his own resources for protection, and as a result, God brought a severe punishment upon the nation. This sin cost the lives of 70,000 men of Israel and Judah, who perished by plague, as detailed in verse 15. Through this devastating consequence, God taught David, and us, a vital lesson about the importance of relying on His strength rather than human might, showing that some sins bear heavier penalties due to their broader impact.