English Standard Version
for there must be factions among you in order that those who are genuine among you may be recognized.

American Standard Version
For there must be also factions among you, that they that are approved may be made manifest among you.

Berean Study Bible
And indeed, there must be differences among you to show which of you are approved.

Douay-Rheims Bible
For there must be also heresies: that they also, who are approved, may be made manifest among you.

English Revised Version
For there must be also heresies among you, that they which are approved may be made manifest among you.

King James Bible
For there must be also heresies among you, that they which are approved may be made manifest among you.

World English Bible
For there also must be factions among you, that those who are approved may be revealed among you.

Young's Literal Translation
for it behoveth sects also to be among you, that those approved may become manifest among you;

1 Corinthians 11:19 Additional Translations ...