17 Consecrate them by the truth; thy word is the truth.
Bible verses about "masks" | Living_Oracles
13 For such are false Apostles, deceitful workmen, transforming themselves into Apostles of Christ. 14 And no wonder; for Satan himself transforms himself into an angel of light. 15 Therefore, it is no great wonder if his ministers also transform themselves as ministers of righteousness: whose end shall be according to their works.
13 No trial has come upon you but such as belongs to man; and God is faithful, who will not suffer you to be tried above what you are able, but will, with the trial, also make a way to escape, that you may be able to bear.
6 Now, we command you, brethren, by the name of our Lord Jesus Christ, that you withdraw yourselves from every brother who walks disorderly, and not according to the tradition which he received from us.
1 Beloved, do not believe every spirit, but try the spirits, whether they be from God; because many false prophets are gone forth into the world.
8 Beware lest any one make a prey of you through an empty and deceitful philosophy, -according to the tradition of men, according to the elements of the world, and not according to Christ.
10 And may the God of all favor, who has called us to his eternal glory, by Christ Jesus, after you have suffered a little, himself make you complete; support, strengthen, establish you:
15 Beware of false teachers, who come to you in the garb of sheep, while inwardly they are ravenous wolves.
15 Strive to exhibit yourself to God an approved workman, irreproachable, rightly dividing the word of truth.