Mark 13:3

And as he sat upon the mount of Olives opposite the temple, Peter and James and John and Andrew asked him privately,
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Augustine of Hippo

AD 430
There is no discrepancy in the Gospels as to facts of the end time, although one may supply details which another may pass over or describe differently. Rather, they supplement each other when compared, and thus give direction to the mind of the reader. Letter , To Hesychius

Knowing this first, that no prophecy of the scripture is of any private interpretation - 2 Peter 1:20

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