In Scripture there is as yet no single term by which the Three Divine Persons are denoted together. The word trias (of which the Latin trinitas is a translation) is first found in Theophilus of Antioch about A.D. 180. He speaks of "the Trinity of God [the Father], His Word and His Wisdom ("Ad. Autol.", II, 15). The term may, of course, have been in use before his time. Afterwards it appears in its Latin form of trinitas in Tertullian ("De pud." c. xxi). In the next century the word is in general use. It is found in many passages of Origen ("In Ps. xvii", 15). The first creed in which it appears is that of Origen's pupil, Gregory Thaumaturgus. In his Ekthesis tes pisteos composed between 260 and 270, he writes:

This is from The New Catholic encyclopedia

Sounds to me like it's made up after christ. Don't you think if it was true earlyer bible writers would have it in the text? I could bring up more if you want?

It's just a simple missconception Passed to the masses who don;t want to look stuff up for them self. It has no bible baises and is missleading.

Also please 2 corinthians 1:3