Talmud Hebrew and Jewish Babylonian Aramaic and contains the teachings and opinions of thousands of rabbis (dating from before the Common Era through to the fifth century) on a variety of subjects, including "halakha", Jewish ethics, philosophy, customs, history, lore and many other topics. The Talmud is the basis for all codes of Jewish law, and is widely quoted in rabbinic literature. Talmud translates as "instruction, learning", from a root " "teach, study". Originally, Jewish scholarship was oral. Rabbis expounded and debated the Torah (the written Torah expressed in the Hebrew Bible) and discussed the Tanakh without the benefit of written
Hebrew language about 9 million Hebrew speakers worldwide, of whom 7 million speak it fluently. Currently, 90% of Israeli Jews are proficient in Hebrew, and 70% are highly proficient. Some 60% of Israeli Arabs are also proficient in Hebrew, and 30% report having a higher proficiency in Hebrew than in Arabic. In total, about 53% of the Israeli population speaks Hebrew as a native language, while most of the rest speak it fluently. However, in 2013 Hebrew was the native language of only 49% of Israelis over the age of 20, with Russian, Arabic, French, English, Yiddish and Ladino being the native