New International Version
if it is serving, then serve; if it is teaching, then teach;

American Standard Version
or ministry, let us give ourselves to our ministry; or he that teacheth, to his teaching;

Berean Study Bible
if it is serving, let him serve; if it is teaching, let him teach;

Douay-Rheims Bible
Or ministry, in ministering; or he that teacheth, in doctrine;

English Revised Version
or ministry, let us give ourselves to our ministry; or he that teacheth, to his teaching;

King James Bible
Or ministry, let us wait on our ministering: or he that teacheth, on teaching;

World English Bible
or service, let us give ourselves to service; or he who teaches, to his teaching;

Young's Literal Translation
or ministration -- 'In the ministration!' or he who is teaching -- 'In the teaching!'

Romans 12:7 Additional Translations ...