New Revised Standard Version
In your steadfast love spare my life, so that I may keep the decrees of your mouth.

Contemporary English Version
Show that you love me and let me live, so that I may obey your commands.

New American Bible
In your mercy give me life, to observe the testimonies of your mouth.

Douay-Rheims Bible
Quicken thou me according to thy mercy: and I shall keep the testimonies of thy mouth.

Quicken thou me according to thy mercy: and I shall keep the testimonies of thy mouth.

quicken

Psalm 119:25,40,159 My soul hath cleaved to the pavement: quicken thou me according to thy word. . . .

so shall I

Psalm 119:2,146 Blessed are they that search his testimonies: that seek him with their whole heart. . . .

Psalm 25:10 All the ways of the Lord are mercy and truth, to them that seek after his covenant and his testimonies.

Psalm 78:5 And he set up a testimony in Jacob: and made a law in Israel. How great things he commanded our fathers, that they should make the same known to their children:

Psalm 132:12 If thy children will keep my covenant, and these my testimonies which I shall teach them: Their children also for evermore shall sit upon thy throne.