What does the Bible say about taking oaths?

In Matthew 5:33-37, Jesus teaches that swearing oaths is unnecessary because our speech should always be truthful. He references the Old Testament law, particularly Exodus 20:7, which warns against taking the Lord's name in vain. The essence of this teaching is that our integrity should render oaths unnecessary. If we embody truthfulness in our words, there would be no doubt in what we say. The Lord Jesus emphasizes that our 'yes' should mean 'yes' and our 'no' should mean 'no', which is a call to a life lived in honesty and accountability.