International Standard Version "Be careful not to practice your righteousness in front of people in order to be noticed by them. If you do, you will have no reward from your Father in heaven.
American Standard Version Take heed that ye do not your righteousness before men, to be seen of them: else ye have no reward with your Father who is in heaven.
Young's Literal Translation Take heed your kindness not to do before men, to be seen by them, and if not -- reward ye have not from your Father who is in the heavens;