Placido Domingo and his family are isolating in self-quarantine after the opera singer tested positive for Coronavirus.

On Sunday (March 22), Domingo, who is 79 years old, shared that he had suffered from a fever and coughing — two symptoms of COVID-19 — before he receiving his test results. He encouraged his followers to keep their distance, wash their hands and observe best practices set by healthcare professionals before ending his note with a word of solidarity and encouragement.

“Together we can fight this virus and stop the current worldwide crisis, so we can hopefully return to our normal daily lives very soon,” Spanish opera legend writes. “Please follow your local government’s guidelines and regulations for staying safe and protecting not just yourselves but our entire community.”

Placido Domingo is recognized one of the world’s three tenors, together with Pavarotti and Carreras.

He is a Real Madrid fan, and he recorded Real Madrid’s theme song “Hala Madrid”.