Deuteronomy 30:20

“That thou mayest love the Lord thy God, etc.] And show it by keeping his commands: [and] that thou mayest obey his voice; in his word, and by his prophets: and that thou mayest cleave unto him; and to his worship, and not follow after and serve other gods: for he [is] thy life, and the length of thy days; the God of their lives, and the Father of their mercies; the giver of long life, and all the blessings of it; and which he had promised to those that were obedient, to him, and which they might expect: that thou mayest dwell in the land which the Lord sware unto thy fathers, to Abraham, to Isaac, and to Jacob, to give them; the land of Canaan, often thus described; this was the grand…”

“Ignorance of the requirements of the law cannot be pleaded Deuteronomy 30:10-14; hence, Deuteronomy 30:15-20 life and death, good and evil, are solemnly set before the people for their own choice; and an earnest exhortation to choose the better part concludes the address. Deuteronomy 30:11-14. “The righteousness which is of faith” is really and truly described in these words of the Law; and, under Paul’s guidance (see marginal references) we affirm was intended so to be. For the simplicity and accessibility which Moses here attributes to the Law of God neither is nor can be experimentally found in it except through the medium of faith; even though outwardly and in the letter that Law be…”

“That thou mayest love the Lord thy God - Here he shews them in short, what their duty is; To love God as the Lord, a being most amiable, and as their God, a God in covenant with them: as an evidence of their love, to obey his voice in every thing, and by constancy in this love and obedience, to cleave to him all their days. And what encouragement had they to do this? For he is thy life and the length of thy days - He gives life, preserves life, restores life, and prolongs it, by his power, tho' it be a frail life, and by his presence, tho' it be a forfeited life. He sweetens life by his comforts, and compleats all in life everlasting. Next: Deuteronomy Chapter 31”

“30:20 the key to your life: In its most meaningful sense, life consists of absolute commitment to the Lord.”

“love: Deu 30:6, Deu 30:16, Deu 10:12, Deu 11:22 cleave: Deu 4:4, Deu 10:20; Jos 23:8; Act 11:23; Rom 12:9 thy life: Psa 27:1, Psa 30:5, Psa 36:9, Psa 66:9; Joh 11:25, Joh 11:26, Joh 14:6, Joh 17:3; Act 17:25, Act 17:28; Gal 2:20; Col 3:3, Col 3:4; Rev 21:6, Rev 22:1, Rev 22:17 thou mayest: Deu 4:40, Deu 5:16, Deu 11:9, Deu 12:10 Next: Deuteronomy Chapter 31”

“חיּיך הוּא כּי, for that (namely, to love the Lord) is thy life, that is, the condition of life, and of long life, in the promised land (vid., Deu 4:40). Next: Deuteronomy Chapter 31”