Zugot

found: Encyc. Judaica, c2007(zugot [in rom. and Heb.]; name given to the pairs of sages responsible for maintaining the chain of Oral Law from Antigonus of Sokho, the pupil of Simeon the Just, to Johanan b. Zakkai; represented as a link between the prophets and the tannaim; the five zugot mentioned in Mishnah Avot are Yose b. Joezer and Yose b. Johanan of Jersualem, Joshua b. Perahyah and Nittai, or Mattai the Arbelie, Judah b. Tabbai and Simeon b. Shetaḥ, Shemaiah and Avtalyon, and Hillel and Shammai)

found: Wikipedia, the free encyclopedia, viewed Dec. 12, 2007:Zugot (term indicates a plural of two identical objects; refers to 5 pairs of legal scholars who ruled the Supreme Court Beit Din HaGadol from 142 BCE when the 2nd Judean State was established as an independent state to the end of Hillel the Elder's rule ca. 40 BCE. Afterwards the positions Chief Justice Nasi and Vice President Av Beit Din remained, but they were not Zugot)