Complex sentence: In Presbyterian polity, mostly in Scotland, the Stool of Repentance was an elevated seat in a church used for public penance of persons who had offended against the morality of the time, often through fornication and adultery.
Split into simpler sentences: In Presbyterian polity, mostly in Scotland, the Stool of Repentance was an elevated seat in a church. It was used for public penance of persons who had offended against morality of the time, often through fornication and adultery.