From Wiktionary, the free dictionary
From the literal meaning of Islam in Arabic, which signifies peace.
the religion of peace
- (Internet slang, derogatory, ironic) Islam, seen as encouraging its followers to commit acts of violence and terrorism.
2005 August 13, Curt, “Yet ANOTHER example from the religion of Peace.”, in or.politics[1] (Usenet):All this from the religion of peace that the Left is so happy to defend. These thugs and murders have no respect for any kind of life.
2006 July 11, Z, “Al-Qaeda video of pfc Tucker & pfc Menchaca released”, in us.politics[2] (Usenet):What became of the kidnapped US soldiers in Iraq? See for yourselves and behold the religion of peace.
2007 August 4, Jeff Strickland, “(OT:) Islam: The Religion of Peace”, in alt.autos.toyota[3] (Usenet):Until the leader of the faith step up their efforts to make peace, the religion of peace is not peaceful.
2021 August 13, hermeneutika, “welcome to the religion of peace!”, in uk.religion.christian[4] (Usenet):The religion of peace strikes again! Can we say that Afghanistan is a good example of sound muslim leadership and governance of a country?