Deuteronomy 4:39

American Standard Version

Know therefore this day, and lay it to thy heart, that Jehovah he is God in heaven above and upon the earth beneath; there is none else.

Deuteronomy 4:39 in other translations

Know therefore today, and take it to heart, that Yahweh himself is God in heaven above and on the earth beneath. There is no one else.

37And because he loved thy fathers, therefore he chose their seed after them, and brought thee out with his presence, with his great power, out of Egypt;
38to drive out nations from before thee greater and mightier than thou, to bring thee in, to give thee their land for an inheritance, as at this day.
39Know therefore this day, and lay it to thy heart, that Jehovah he is God in heaven above and upon the earth beneath; there is none else.
40And thou shalt keep his statutes, and his commandments, which I command thee this day, that it may go well with thee, and with thy children after thee, and that thou mayest prolong thy days in the land, which Jehovah thy God giveth thee, for ever.
41Then Moses set apart three cities beyond the Jordan toward the sunrising;