23:13 With astonishment the other prisoners heard the sound of prayer and singing issuing from the inner prison. They had been accustomed to hear shrieks and moans, cursing and swearing, breaking the silence of the night; but never before had they heard words of prayer and praise ascending from that gloomy cell. Guards and prisoners marveled and asked themselves who these men could be, who, cold, hungry, and tortured, could yet rejoice.