A compiler of one of the six major references of Prophetic Sayings by the name of Nisai reports the command that one should increase one's praising of the Prophet, praise and peace be upon him, on a Friday.
Nisai, umhlanganisi omunye abhekisela eziyisithupha eziyinhloko Amazwi Lesiprofetho ibika umyalo wokuthi umuntu kufanele wandise ukudunyiswa komuntu we uMprofethi ngoLwesihlanu.