A short, wise saying that expresses a general truth or piece of advice. Slightly formal or literary; in everyday speech ことわざ is more common.
He quoted an old proverb in his speech.
Proverbs (book of the Bible)
Refers specifically to the Book of Proverbs in the Old Testament. Used in religious or literary contexts.
聖書の箴言には実用的な知恵が多く記されている。
The Book of Proverbs in the Bible contains much practical wisdom.