1 Corinthians 10:15

I am speaking to you as [I would] to sensible people, [so] judge for yourselves what I am saying.

Philippians 1:10

Then you will be able to approve of [only] what is best and be sincere and without just blame on the day of Christ's [return],

Hebrews 5:14

But "solid food" is for mature people, who because of using their [spiritual] senses, have become able to distinguish good from evil.

1 Peter 2:3

since you have experienced the goodness of the Lord [i.e., that the Lord is good].

Treasury of Scripture Knowledge

Summary

Doth not the ear try words? and the mouth taste his meat?

Bible References

Doth

1 Corinthians 10:15
I am speaking to you as [I would] to sensible people, [so] judge for yourselves what I am saying.
Philippians 1:10
Then you will be able to approve of [only] what is best and be sincere and without just blame on the day of Christ's [return],
1 Peter 2:3
since you have experienced the goodness of the Lord [i.e., that the Lord is good].