American Standard Version
And let us not be weary in well-doing: for in due season we shall reap, if we faint not.

Berean Study Bible
Let us not grow weary in well-doing, for in due time we will reap a harvest if we do not give up.

Douay-Rheims Bible
And in doing good, let us not fail. For in due time we shall reap, not failing.

English Revised Version
And let us not be weary in well-doing: for in due season we shall reap, if we faint not.

King James Bible
And let us not be weary in well doing: for in due season we shall reap, if we faint not.

World English Bible
Let us not be weary in doing good, for we will reap in due season, if we don't give up.

Young's Literal Translation
and in the doing good we may not be faint-hearted, for at the proper time we shall reap -- not desponding;

Galatians 6:9 Additional Translations ...