American Standard Version
for Jehovah thy God is a merciful God; he will not fail thee, neither destroy thee, nor forget the covenant of thy fathers which he sware unto them.

Berean Study Bible
For the LORD your God is a merciful God; He will not abandon you or destroy you or forget the covenant with your fathers, which He swore to them by oath.

Douay-Rheims Bible
Because the Lord thy God is a merciful God: he will not leave thee, nor altogether destroy thee, nor forget the covenant, by which he swore to thy fathers.

English Revised Version
for the LORD thy God is a merciful God; he will not fail thee, neither destroy thee, nor forget the covenant of thy fathers which he sware unto them.

King James Bible
(For the LORD thy God is a merciful God;) he will not forsake thee, neither destroy thee, nor forget the covenant of thy fathers which he sware unto them.

World English Bible
for Yahweh your God is a merciful God; he will not fail you, neither destroy you, nor forget the covenant of your fathers which he swore to them.

Young's Literal Translation
for a merciful God is Jehovah thy God; He doth not fail thee, nor destroy thee, nor forget the covenant of thy fathers, which He hath sworn to them.

Deuteronomy 4:31 Additional Translations ...