The last time the term Great Tribulation appears is in the Bible is found in -
"And I said unto him, Sir, thou knowest. And he said to me, These are they which came out of great tribulation, and have washed their robes, and made them white in the blood of the Lamb."
in-text gematria values for
great = G 3173 megas = 287
tribulation = G 2347 = thlipsis = 1754
total of two words = 287 + 1754 =
The term Antichrist appears in John's letters.
in this instance:
1 John 4:3
"And every spirit that confesseth not that Jesus Christ is come in the flesh is not of God: and this is that spirit of antichrist, whereof ye have heard that it should come; and even now already is it in the world."
antichrist = G 500 = antichristos
in-text gematria value =
any reader should praise God for the accuracy of that in His Word. the Great Tribulation is all about the reign of the Antichrist and his ultimate demise at the hands of an angry God.