In his polemical treatise Dialogue with Trypho the Jew, published around 165, he describes their existence. In my view, his contemporaries marked the decisive phase in the birth of Christianity.

[S&W, p. OT 433] In the mid-2nd century, St. Justin Martyr in his Dialogue With Trypho commented on the difference between the Christian OT and the Hebrew Canon. Tertullian during this period also ...

Although he loosely holds to Amillennialism, he understands that “many who belong to the pure and pious faith, and are true Christians, think otherwise" (Justin Martyr, a Premillennialist, in his ...