Mark 14:54

And Peter Before the palace or within its outer porch appears to have been a large open square court, in which public business was transacted. Into it Peter and John ventured to follow (John 18:15). The latter, as being acquainted with the high-priest, easily obtained admittance; Peter, at first rejected by the porteress, was suffered to enter at the request of his brother Apostle.

and warmed himself The night was chilly, and in the centre of the court the servants of the high-priest had made a fire of charcoal, and there Peter, now admitted, was warming himself at the open hearth.