Authorized Version
    Neither shalt thou swear by thy head, because thou canst not make one hair white or black.

American Standard Version
    Neither shalt thou swear by thy head, for thou canst not make one hair white or black.

The Bible in Basic English
    You may not take an oath by your head, because you are not able to make one hair white or black.

The Darby Bible
    Neither shalt thou swear by thy head, because thou canst not make one hair white or black.

The Webster Bible
    Neither shalt thou swear by thy head, because thou canst not make one hair white or black.

Young's Literal Translation
    nor by thy head mayest thou swear, because thou art not able one hair to make white or black;

World English Bible
    Neither shall you swear by your head, for you can't make one hair white or black.