New King James Version
the twenty-four elders fall down before Him who sits on the throne and worship Him who lives forever and ever, and cast their crowns before the throne, saying:

King James Bible
The four and twenty elders fall down before him that sat on the throne, and worship him that liveth for ever and ever, and cast their crowns before the throne, saying,

American Standard Version
the four and twenty elders shall fall down before him that sitteth on the throne, and shall worship him that liveth for ever and ever, and shall cast their crowns before the throne, saying,

Berean Study Bible
the twenty-four elders fall down before the One seated on the throne, and they worship Him who lives forever and ever. They cast their crowns before the throne, saying:

Douay-Rheims Bible
The four and twenty ancients fell down before him that sitteth on the throne, and adored him that liveth for ever and ever, and cast their crowns before the throne, saying:

English Revised Version
the four and twenty elders shall fall down before him that sitteth on the throne, and shall worship him that liveth for ever and ever, and shall cast their crowns before the throne, saying,

World English Bible
the twenty-four elders fall down before him who sits on the throne, and worship him who lives forever and ever, and throw their crowns before the throne, saying,

Young's Literal Translation
fall down do the twenty and four elders before Him who is sitting upon the throne, and bow before Him who is living to the ages of the ages, and they cast their crowns before the throne, saying,

Revelation 4:10 Additional Translations ...