Titus 1:13-15

Young's Literal Translation

¹³ this testimony is true; for which cause convict them sharply, that they may be sound in the faith,

¹⁴ not giving heed to Jewish fables and commands of men, turning themselves away from the truth;

¹⁵ all things, indeed, [are] pure to the pure, and to the defiled and unstedfast [is] nothing pure, but of them defiled [are] even the mind and the conscience;