English Standard Version
and by which you are being saved, if you hold fast to the word I preached to you—unless you believed in vain.

American Standard Version
by which also ye are saved, if ye hold fast the word which I preached unto you, except ye believed in vain.

Berean Study Bible
By this gospel you are saved, if you hold firmly to the word I preached to you. Otherwise, you have believed in vain.

Douay-Rheims Bible
By which also you are saved, if you hold fast after what manner I preached unto you, unless you have believed in vain.

English Revised Version
by which also ye are saved; I make known, I say, in what words I preached it unto you, if ye hold it fast, except ye believed in vain.

King James Bible
By which also ye are saved, if ye keep in memory what I preached unto you, unless ye have believed in vain.

World English Bible
by which also you are saved, if you hold firmly the word which I preached to you--unless you believed in vain.

Young's Literal Translation
through which also ye are being saved, in what words I proclaimed good news to you, if ye hold fast, except ye did believe in vain,

1 Corinthians 15:2 Additional Translations ...