וְשֵׁ֨ם הַנָּהָ֤ר הַשְּׁלִישִׁי֙ חִדֶּ֔קֶל ה֥וּא הַֽהֹלֵ֖ךְ קִדְמַ֣ת אַשּׁ֑וּר וְהַנָּהָ֥ר הָֽרְבִיעִ֖י ה֥וּא פְרָֽת׃
At ang pangalan ng ikatlong ilog ay Tigris; ito ang dumadaloy sa silangan ng Asiria. At ang ikaapat na ilog ay ang Eufrates.
Berakhot
Why [is the Tigris called] Hiddekel (Gen. ii. 14). Rab Ashe said : Its waters are sharp [had] and swift [kal]. Why [is the Euphrates called] Perat? Because its waters are fruitful [parah] and multiply.