English Standard Version
Only hold fast what you have until I come.

American Standard Version
Nevertheless that which ye have, hold fast till I come.

Berean Study Bible
Nevertheless, hold fast to what you have until I come.

Douay-Rheims Bible
Yet that, which you have, hold fast till I come.

English Revised Version
Howbeit that which ye have, hold fast till I come.

King James Bible
But that which ye have already hold fast till I come.

World English Bible
Nevertheless, hold that which you have firmly until I come.

Young's Literal Translation
but that which ye have -- hold ye, till I may come;

Revelation 2:25 Additional Translations ...