The first and foremost exegesis/tafsir of the Holy Qur\\\'an is found in hadith of The great Prophet Muhammad. and his daughter Lady Fatima and his infallible true successors. A.S. + The word kawthar is derived from the root ك - ث - ر k - th - r, which has meanings of \\\"to increase in number, to outnumber, to happen frequently; to show pride in wealth and/or children; to be rich, plentiful, abundance.\\\" The form kawthar itself is an intensive deverbal noun, meaning \\\"abundance, multitude.\\\"