In the canonical writings, we find a number of warnings about an imminent apostasy that would corrupt the Christian congregation. In fact, this apostasy had already started in the first century, but the apostles restrained its spread.
या इशाऱ्‍यांनी, प्रेषितांच्या मृत्यूनंतर येशूच्या शिकवणींच्या विरोधात सर्रासपणे आढळणाऱ्‍या लिखाणांवर प्रकाश टाकला.