What is the importance of the Sixth Kalima (Radde Kufr)?
Dear Brothers and Sisters, the sixth kalma (Radde Kufr), also referred to as radde kufr or radde-e-kuffer, meaning words of this word is rejecting. This Kalima (Radde Kufr) teaches the important Islamic concept and teaching of kufr. This in itself is a wide topic, but generally kufr is not believing in the faith (Belief in Allah, Belief in the Mesenger of Allah is the Last Prophet, belief in the Day of judgment, Belief in the Angle) or rejecting the faith, i.e. being a non-believer.
The word Kufr (Radde Kufr) translates to “conceal” or to “hide”, so a kuffar is anyone who denies and conceals the truth. The truth being the tawheed (Allah is the one and Only), there is no deity but Allah, and Prophet Muhammad (ﷺ) is his last messenger.a