via O’ Adonai; December 18 – Advent Antiphons – YouTube.
O’Adonai, and Ruler of the house of Israel, Who didst appear unto Moses in the burning bush, and gavest him the law in Sinai, come to redeem us with Thy outstretched arm(s)-/O Adonai, et Dux domus Israel, qui Moysi in igne flammæ rubi apparuisti, et ei in Sina legem dedisti: veni ad redimendum nos in brachio extento.
