Be truthful in your words and actions.

This hadith emphasizes the importance of truthfulness and avoiding hypocrisy. It is narrated by Qatada that one should be truthful in their words and actions as it is a virtue that will bring them closer to Allah. On the other hand, one should avoid being a hypocrite as it is considered to be a wicked act in Islam. Being honest with oneself and others is an important part of living an Islamic life according to this hadith. It teaches us that we should strive for truthfulness in all aspects of our lives so that we can become better Muslims.