The Sathbudu Wandanawa, often associated with MKS recordings, consists of Pali verses paying homage to the seven historical Buddhas and the associated piritha blessing. It serves as a traditional devotional practice to honor these Buddhas.
You can find the full text and audio recordings on sites like Buddhism Vision and Mahamevnawa . The Sathbudu Wandanawa
Sathbudu Wandanawa and 7 Buddhas [සත්බුදු වන්දනාව] often associated with MKS recordings