Explanation of the meaning: "And that Muhammad is His slave and His Messenger."

The Shaykh : Similarly, it is obligatory for every Muslim to know the meaning of "Muhammad is His slave and His Messenger," this testimony that completes the first testimony. Therefore, I will now dwell on this second testimony and clarify that it is not complete unless the Muslim believes in this testimony with knowledge, faith, and firm conviction first, and then applies it in his life's path second. So, our saying, "I bear witness that Muhammad is His slave and His Messenger," necessitates, among other things, the belief that Muhammad (peace and blessings be upon him) conveyed the message and fulfilled the trust in its entirety and perfection, such that he left nothing for those after him, no matter how high they rise, to add to it, as our Lord (Mighty and Majestic) indicated this reality in His saying (Blessed and Exalted is He): .