I believe you are referring to the book of John in the bible
the book of john cautions against syncretism of christian religion and the holding of doctrines that are heretical.
syncretism is the mixing of various views into a culture or religion, that was spreading quickly in the early church.
Answer:
The Church pursuit the inquisition to fight heresy.
Under Inquisition, the Church used violence and torture many people for eliciting confessions.
Explanation:
The Inquisition was part of the Catholic Church established to punish the heresy in Europe. It began in the 12th century and continuing for hundreds of years.
The Inquisition became notorious for its tortures and persecution of Jews and Muslims, especially in Spain. The Spanish monarchs believe in Christianity and relation with the Papal Church. Spain saw 32,000 executions and conversion of Jews in Catholic.
Answer:
Justinian I – Emperor who ruled the Eastern Ro- man Empire, or Byzantine Empire, from 527–565 ce and ordered all Roman law compiled into a multi-part work referred to as the compilation of Justinian and later named the Corpus iuris civilis.
Explanation:
They were manuscripts, journals, illustrations, and books.