Leviticus 10:10

10You are to adistinguish between the holy and the common, and between the unclean and the clean,

Ezekiel 22:26

26 bHer priests chave done violence to my law and dhave profaned my holy things. eThey have made no distinction between the holy and the common, neither have they taught the difference between the unclean and the clean, and fthey have disregarded my Sabbaths, gso that I am profaned among them.

Malachi 2:7

7For hthe lips of a priest should guard knowledge, and people
Hebrew they
should seek instruction from his mouth, for he is the messenger of the Lord of hosts.

1 Timothy 6:20

20O Timothy, guard the deposit entrusted to you. jAvoid the kirreverent babble and contradictions of what is falsely called “knowledge,”

2 Timothy 1:13

13 lFollow mthe pattern of nthe sound
Or healthy
words pthat you have heard from me, in qthe faith and love that are in Christ Jesus.

2 Timothy 2:15-16

15Do your best to present yourself to God as one approved,
That is,  one approved after being tested
a worker swho has no need to be ashamed, rightly handling the word of truth.
16But tavoid uirreverent babble, for it will lead people into more and more ungodliness,

Titus 1:9

9He must vhold firm to the trustworthy word as taught, so that he may be able to give instruction in wsound
Or healthy; also verse 13
doctrine and also to rebuke those who contradict it.

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