Speak positively or remain silent when witnessing something

This hadith emphasizes the importance of speaking positively or remaining silent when witnessing something. Believing in Allah and the Hereafter means that we must be mindful of our words and actions. We should think before we speak and make sure that what we say is beneficial for ourselves and others around us. If there is nothing positive to say then it is better to remain silent than to spread negativity with our words. This hadith teaches us that by being mindful of our speech we can create a more peaceful environment for ourselves and those around us.