GOD'S WORD® Translation
"The kings of the earth who had sex with her and lived in luxury with her will cry and mourn over her when they see the smoke rise from her raging fire.

American Standard Version
And the kings of the earth, who committed fornication and lived wantonly with her, shall weep and wail over her, when they look upon the smoke of her burning,

Berean Study Bible
Then the kings of the earth who committed sexual immorality and lived in luxury with her will weep and wail at the sight of the smoke rising from the fire that consumes her.

Douay-Rheims Bible
And the kings of the earth, who have committed fornication, and lived in delicacies with her, shall weep, and bewail themselves over her, when they shall see the smoke of her burning:

English Revised Version
And the kings of the earth, who committed fornication and lived wantonly with her, shall weep and wail over her, when they look upon the smoke of her burning,

King James Bible
And the kings of the earth, who have committed fornication and lived deliciously with her, shall bewail her, and lament for her, when they shall see the smoke of her burning,

World English Bible
The kings of the earth, who committed sexual immorality and lived wantonly with her, will weep and wail over her, when they look at the smoke of her burning,

Young's Literal Translation
and weep over her, and smite themselves for her, shall the kings of the earth, who with her did commit whoredom and did revel, when they may see the smoke of her burning,

Revelation 18:9 Additional Translations ...