American Standard Version
When thou sawest a thief, thou consentedst with him, And hast been partaker with adulterers.

Berean Study Bible
When you see a thief, you befriend him, and throw in your lot with adulterers.

Douay-Rheims Bible
If thou didst see a thief thou didst run with him: and with adulterers thou hast been a partaker.

English Revised Version
When thou sawest a thief, thou consentedst with him, and hast been partaker with adulterers.

King James Bible
When thou sawest a thief, then thou consentedst with him, and hast been partaker with adulterers.

World English Bible
When you saw a thief, you consented with him, and have participated with adulterers.

Young's Literal Translation
If thou hast seen a thief, Then thou art pleased with him, And with adulterers is thy portion.

Psalm 50:18 Additional Translations ...