This persuasion cometh not of him that calleth you.
Ver. 8. This persuasion] Sectarians and seducers have a strange art in persuading, πιθανολογια, Colossians 2:4. And although we think ourselves able enough to answer and withstand their arguments, yet it is dangerous dealing with them. The Valentinian heretics had a trick to persuade before they taught. (Tertullian.) Arius could cog a a dice, and deceive the simple and heedless hearer.
a (Dicing.) To practise certain tricks in throwing dice. From contextual evidence it would seem that ‘cogging' generally designated some sleight of hand, made use of to control the falling of a die; occasionally it may mean the substitution of a false die for the true one. ŒD