It shall be the duty of such keeper or other person in control, during the time fixed, in pursuance of the first section of this act, to give free access to any clergyman of any religious denomination, and to furnish such clergyman all reasonable facilities for interviews with the inmates, named in the first section: Provided, however, That the keeper or other persons, having the control of said prison or jail, alms-house, work-house, house of correction, hospital or poor-house shall first be satisfied that such clergymen are in good and regular standing in their profession, and are pastors of any church or religious congregation in this state.