The Didache (pronounced /ˈdɪdəkiː/; Koine Greek: Διδαχή, Didachē “Teaching”; Modern Greek [ðiðaˈxi]) is the common name of an early Christian writing (dated by some scholars to the late first/early second century although John Robinson argues that it is first generation, dating it c. 40-60 AD). The Didache is an anonymous work that was virtually lost until  a Greek manuscript of the Didache was rediscovered in 1873 by Philotheos Bryennios, Metropolitan of Nicomedia in the Codex Hierosolymitanus.

The Teaching of the Lord by the Twelve Apostles to the Gentiles (or Nations).

I.

1. There are two Ways, one of Life and one of Death; but there is a great difference between the two Ways.

2. Now the Way of Life is this: First, Thou shalt love God who made thee; secondly, thy neighbor as thyself; and all things whatsoever thou wouldst not have done to thee, neither do thou to another.