Indeed you are destined to have the pleasure of enjoying the river named kusar in Paradise
Faridul Haque
We have indeed bestowed the Kausar* upon you (O dear Prophet Mohammed - peace and blessings be upon him). (*Infinite excellent qualities / the greatest number of followers / the sweet pond on the Day of Resurrection
Hasan Al-Fatih Qaribullah
Indeed, We have given you (Prophet Muhammad) the abundance (Al Kawthar: river, its pool and springs)
Surely We have given you (the Fountain of) Abundanc
Al-muntakhab fi tafsir al-Qur'an al-Karim
We have bestowed on you O Muhammad AL-Kawther which is the abundance of good things. We favoured you with a good many blessings of magnificence and imposing magnitude here and Hereafter including knowledge, wisdom, distinction, followers, immunity, fame and insight