DAP secretary-general Lim Guan Eng and Selangor DAP chairman Gobind Singh Deo say they will not support any bills for unilateral conversion.
The party should choose a humanist path and focus on the pursuit of social justice, democracy and human rights.
The coalition of 313 silat associations also wants to know if the ratification of ICERD is cancelled or merely postponed.
'This is a bad deal for the country. It is the result of a miserable failure of negotiation that leaves us with the worst of all worlds,' Labour Party leader Jeremy Corbyn said.
Human rights group says marriages involving underage children have unfair impact on poor girls.
Padang Rengas MP Nazri Aziz says Najib should emulate Dr Mahathir Mohamad and Abdullah Badawi.
The Malaysian Indian Muslim Congress says 24-hour eateries not only provide food but also other services, such as helping prevent khalwat and being a place for students to discuss assignments.