I was browsing the first epistle of Timotheos, and I noticed that the apostle Paulos sometimes preceded a statement by the Greek phrase πιστὸς ὁ λόγος (cp. 1 Tim. 1:15), which may be translated as ...
At the end of Hebrews (13:18) Autor petitions his hearers: "Pray for us, for we are sure that we have a clear conscience, desiring to act honorably in all things." (ESV) I was reading this recently ...