singapore singapore ban two muslim foreign preachers enter city-state view breed intolerance risk social harmony government say monday decision block ismail menk identify local media zimbabwean haslin bin baharim malaysian late move singaporean authorities put curb individuals spread divisive view menk preach muslims allow greet people faiths religious festivals singapore home affairs ministry say statement accuse baharim hold view promote discord muslims non-muslims describe deviant view unacceptable context singapore multi-racial multi-religious society ministry say reuters position reach pair singapore predominantly chinese many follow buddhism taoism 14 percent population muslim nearly 19 percent christian authorities city-state outpost stability region religious tension uncommon sensitive public remark deem might adversely affect religious social harmony past years singapore increase level surveillance islamist radicalism concern grow spread islamic state region menk baharim plan conduct religious sessions ship depart singapore next month applications short-term work pass preach singapore turn government say allow get around ban preach instead cruise ship operate singapore home ministry say last month authorities say reject applications two foreign christian preachers speak singapore make denigrate inflammatory comment religions singapore ban two muslim preachers cite divisive view