Tablighi Jamaat belongs to which religion?

Over 200 have tested positive for COVID-19 from among 4,000-odd who had gathered in Delhi's Markaz Nizamuddin, the headquarters of the Tablighi Jamaat. Literally, it means a society for spreading the faith. It is a conservative Muslim organisation. It is a Sunni Islamic missionary movement. The aim is to reach out to ordinary Muslims and revive their faith, particularly in matters of ritual, dress, and personal behaviour.