In this verse, God is speaking through Moses, expressing His deep disappointment with the Israelites for their unfaithfulness. Despite being chosen and blessed by God, they have turned to worship idols, which are mere human creations and hold no real power. God's response is to provoke them by showing favor to other nations, those who were not originally His chosen people. This action is meant to awaken the Israelites to their folly and lead them back to true worship.
The verse underscores the theme of God's jealousy, not in a petty sense, but as a reflection of His deep love and desire for a faithful relationship with His people. It also serves as a warning about the consequences of idolatry and the importance of remaining true to God. The idea of God using other nations to bring His people back to Him is a powerful reminder of His sovereignty and His ability to work through unexpected means to fulfill His purposes. This message remains relevant today, encouraging believers to examine their own lives for anything that might take precedence over their relationship with God.