ASV: By this shall all men know that ye are my disciples, if ye have love one to another.
BBE: By this it will be clear to all men that you are my disciples, if you have love one for another.
DBY: By this shall all know that ye are disciples of mine, if ye have love amongst yourselves.
KJV: By this shall all men know that ye are my disciples, if ye have love one to another.
WEY: It is by this that every one will know that you are my disciples--if you love one another."
WBS: By this shall all men know that ye are my disciples, if ye have love one to another.
WEB: By this everyone will know that you are my disciples, if you have love for one another."
YLT: in this shall all know that ye are my disciples, if ye may have love one to another.'
