Imprisoned and beat (ēmēn phulakizōn kai derōn). Periphrastic imperfect active of phulakizō (lxx and late Koiné, here alone in the N.T.) and derō (old verb to skin, to beat as in Mat 21:35 which see).
In every synagogue (kata tas sunagogas). Up and down (kata) in the synagogues.