KJV - That which is gone out of thy lips thou shalt keep and perform; even a freewill offering, according as thou hast vowed unto the LORD thy God, which thou hast promised with thy mouth.
ASV - That which is gone out of thy lips thou shalt observe and do; according as thou hast vowed unto Jehovah thy God, a freewill-offering, which thou hast promised with thy mouth.
BBE - Whatever your lips have said, see that you do it; for you gave your word freely to the Lord your God.
WEB - That which is gone out of your lips you shall observe and do; according as you have vowed to Yahweh your God, a freewill-offering, which you have promised with your mouth.
YLT - The produce of thy lips thou dost keep, and hast done `it', as thou hast vowed to Jehovah thy God; a free-will-offering, which thou hast spoken with thy mouth.