Meaning of the testimony that there is no deity worthy of worship except Allaah, and that Muhammad is the Messenger of Allaah

Question
What is the meaning of the testimony, ‘There is no deity worthy of worship except Allaah, and that Muhammad is the Messenger of Allaah.
Answer

The meaning of this testimony is, there is no deity worthy of worship except Allaah, and, likewise, that Muhammad is the Messenger of Allaah, is a true Messenger, and was sent by Allaah with Guidance from Allaah so that it may prevail over all other religions. This testimony necessitates that no acts of worship should be done for other than Allaah and also that the Prophet ﷺ is believed in all that he came with from Allaah, and that he is followed in those things he commands, and that Allaah only is worshipped the way that He has legislated through His Prophet ﷺ, and Allaah knows best.