American Standard Version
Thy throne, O God, is for ever and ever: A sceptre of equity is the sceptre of thy kingdom.

Berean Study Bible
Your throne, O God, endures forever and ever, and justice is the scepter of Your kingdom.

Douay-Rheims Bible
Thy throne, O God, is for ever and ever: the sceptre of thy kingdom is a sceptre of uprightness.

English Revised Version
Thy throne, O God, is for ever and ever: a sceptre of equity is the sceptre of thy kingdom.

King James Bible
Thy throne, O God, is for ever and ever: the sceptre of thy kingdom is a right sceptre.

World English Bible
Your throne, God, is forever and ever. A scepter of equity is the scepter of your kingdom.

Young's Literal Translation
Thy throne, O God, is age-during, and for ever, A sceptre of uprightness Is the sceptre of Thy kingdom.

Psalm 45:6 Additional Translations ...