Another Greek word is translated manifest in 2 Thessalonians 1:5Which is a manifest token of the righteous judgment of God, that ye may be counted worthy of the kingdom of God, for which ye also suffer: The word manifest in this verse is endeigma meaning token, evidence, proof. I hope this helps.
Moreover, because a discourse is a body of text meant to communicate specific data, information, and knowledge, there exist internal relations in the content of a given discourse; likewise, there exist external relations among discourses.
A treatise is a formal and systematic written discourse on some subject, generally longer and treating it in greater depth than an essay, and more concerned with investigating or exposing the principles of the subject.