Thou emphatic, in contrast with the Lord. So Rev., “thou, why dost thou Judge?” Referring to the weak brother. Compare judge as in Rom 14:4. The servant of another is here called brother.
Judgment seat of Christ (τῷ βήματι τοῦ Χριστοῦ)
The best texts read Θεοῦ of God So Rev. For judgment-seat, see on to set his foot on, Act 7:5.