קוֹל־יְהוָ֥ה חֹצֵ֗ב לַהֲב֥וֹת אֵֽשׁ׃
여호와의 소리가 화염을 가르시도다
Rashi on Psalms
cleaves with flames of fire taylont in Old French, to cut. Our Sages (Mechilta ibid.) explained that the utterance of the Decalogue emanated from His mouth with a flame of fire and was engraved on the tablets according to their form.