Judgment-Hall

Concise Bible Dictionary:

The word is πραιτώριον, prætorium, as it is translated in Mark 15:1616And the soldiers led him away into the hall, called Praetorium; and they call together the whole band. (Mark 15:16). It was the official residence of Pilate the governor in Jerusalem (John 18:28, 3328Then led they Jesus from Caiaphas unto the hall of judgment: and it was early; and they themselves went not into the judgment hall, lest they should be defiled; but that they might eat the passover. (John 18:28)
33Then Pilate entered into the judgment hall again, and called Jesus, and said unto him, Art thou the King of the Jews? (John 18:33); John 19:99And went again into the judgment hall, and saith unto Jesus, Whence art thou? But Jesus gave him no answer. (John 19:9); Acts 23:3535I will hear thee, said he, when thine accusers are also come. And he commanded him to be kept in Herod's judgment hall. (Acts 23:35)). It is translated “palace” (the barracks of the Praetorian body of soldiers, from whom Paul’s guards were selected) in Philippians 1:1313So that my bonds in Christ are manifest in all the palace, and in all other places; (Philippians 1:13); “common hall” in Matthew 27:2727Then the soldiers of the governor took Jesus into the common hall, and gathered unto him the whole band of soldiers. (Matthew 27:27); and “hall of judgment” in John 18:2828Then led they Jesus from Caiaphas unto the hall of judgment: and it was early; and they themselves went not into the judgment hall, lest they should be defiled; but that they might eat the passover. (John 18:28).