Christian theologians use biblical exegesis, rational analysis and argument. Vedic hermeneutics involves the exegesis of the Vedas, the earliest holy texts of Hinduism. The Theological Department provided studies in ecclesiastical history, pastoral theology and Exegesis of testaments. The terms exegesis and hermeneutics have been used interchangeably. Further he dismissed Fludd's biblical exegesis. Saadia's approach to rabbinic exegesis and midrashic literature was ambivalent. Several works of hadith, theology, and Qur'anic exegesis are attributed to him. They form the basic texts and Vedanta interprets them through rigorous philosophical exegesis. The science of Quranic commentary and exegesis is known as "tafsir". It has been repeatedly argued that they influenced rabbinical exegesis. Rashi's commentaries became significant to humanists at this time who studied grammar and exegesis. Numerous other people have been mentioned by scholars in the Hadith, exegesis, commentary. The particular exegeses of PaRDeS become connected together in light of the Hasidic exegesis. The plural of exegesis is "exegeses" (). This principle subsequently became the watchword of commonsense Bible exegesis.