NET

15 All is pure to those who are pure. But to those who are corrupt and unbelieving, nothing is pure, but both their minds and consciences are corrupted.

Darby

15 All things [are] pure to the pure; but to the defiled and unbelieving nothing [is] pure; but both their mind and their conscience are defiled.

KJV

15 Unto the pure all things [are] pure: but unto them that are defiled and unbelieving [is] nothing pure; but even their mind and conscience is defiled.

Strong's

15 Unto the pure^G2513 all things^G3956 are pure^{G3303 G2513}: but^G1161 unto them that are defiled^G3392 and^G2532 unbelieving^G571 is nothing^G3762 pure^G2513; but^G235 even^G2532 their^G846 mind^G3563 and^G2532 conscience^G4893 is defiled^G3392.