This acronym is put after saying or writing Prohet Muhammad's name (saw). SAW is an Arabic phrase saying "Sallah Allahu alayhee Wassalam." This is the Arabic phrase, but in English it is said like this "pbuh" or Peace Be Upon Him". This is what a Muslim says after he/she says the name of the Prophet Muhammad, who was given by Allah the divine revelation of the Hoy Qur'an, the Muslims' Holy Book.
Answer 1The origins of many of the claimed "post Islamic" religions includes Abrahamic religions. These are those found mainly in Middle Eastern countries. Answer 2These claimed post Islamic religions should be based on a kind of God revelations to those religions prophets. Nothing known about such God revelations.
Islamic religions started by start of universe creation and may be even before universe creation. Refer to question below.
Islamic, Christianity, Roman Catholic, Protestent, and other smaller Africian religions.
Some religions in japan are Shinto, Buddhist , catholic, christian, and Islamic.
Rather better than other religions tolerate Islam.
jewish, christian, and islamic
Christianity, Judaism, Islamic
The 72 virgins in the Islamic heaven are considered rather magical by other religions.
The Nichiren Shu are considered a part of traditional Buddhism. There is no concept of post-Buddhism religions as there is a concept of post-Islamic religions.
prophet mohamed saw
Muslims, Jews, And Christians
Islamic sources are mainly Quran(holy book of Muslims),Sunnah(practices of prophet Muhammad SAW) and Hadith(Sayings of prophet Muhammad SAW) and some other Islamic literature written by Muslim scholars.