National Thawheedh Jamaath (NTJ) and Jamathei Millathu Ibrahim were banned under his emergency powers, President Maithripala Sirisena said in a statement. Lankan security forces have detained 100 people, including foreigners from Syria and Egypt, police said. Authorities have said there could be more attacks against religious centres.

from Times of India https://timesofindia.indiatimes.com/world/south-asia/sri-lanka-bans-groups-suspected-to-be-behind-attacks-10000-soldiers-in-nationwide-search-ops/articleshow/69075973.cms