Judaism
Around the 1st century CE, there were several small Jewish sects: the Pharisees, Sadducees, Zealots, Essenes, and Christians. After the destruction of the Second Temple in 70 CE, these sects vanished. Christianity survived, but by breaking with Judaism and becoming a separate religion; the Pharisees survived but in the form of Rabbinic Judaism (today, known simply as "Judaism"). The Sadducees rejected the divine inspiration of the Prophets and the Writings, relying only on the Torah as divinely inspired. Consequently, a number of other core tenets of the Pharisees' belief system (which became the basis for modern Judaism), were also dismissed by the Sadducees. (The Samaritans practiced a similar religion, which is traditionally considered separate from Judaism.)
Jews for Jesus
In 1993 the Task Force on Missionaries and Cults of the Jewish Community Relations Council of New York (JCRCNY) issued a statement which has been endorsed by the four major Jewish denominations: Orthodox Judaism, Conservative Judaism, Reform Judaism, and Reconstructionist Judaism, as well as national Jewish organizations. Based on this statement, the Spiritual Deception Prevention Project at the JCRCNY stated: