1 Corinthians 2:15

But the spiritual man discerns all things, and is himself perceived by no one.

Hebrews 5:14

but solid food is for the perfect, having their perceptive faculties exercised by practice to distinguish both good and evil.

Treasury of Scripture Knowledge

Summary

For the ear trieth words, as the mouth tasteth meat.

General references

Bible References

The ear

1 Corinthians 2:15
But the spiritual man discerns all things, and is himself perceived by no one.
Hebrews 5:14
but solid food is for the perfect, having their perceptive faculties exercised by practice to distinguish both good and evil.

General references

1 Corinthians 10:15
I speak as to wise men; judge what I say.