GOD'S WORD® Translation
Laws have nothing to do with faith, but, "Whoever obeys laws will live because of the laws he obeys."

American Standard Version
and the law is not of faith; but, He that doeth them shall live in them.

Berean Study Bible
The law, however, is not based on faith; on the contrary, “The man who does these things will live by them.”

Douay-Rheims Bible
But the law is not of faith: but, He that doth those things, shall live in them.

English Revised Version
and the law is not of faith; but, He that doeth them shall live in them.

King James Bible
And the law is not of faith: but, The man that doeth them shall live in them.

World English Bible
The law is not of faith, but, "The man who does them will live by them."

Young's Literal Translation
and the law is not by faith, but -- 'The man who did them shall live in them.'

Galatians 3:12 Additional Translations ...