Proverbs 31:18 (BSB)

She sees that her gain is good, and her lamp is not extinguished at night.

From Proverbs 31. Also in the ESV.

Commentary on Proverbs 31:18

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Proverbs 31:10-31: This description of the virtuous woman is designed to show what wives the women should make and what wives the men should choose; it consists of twenty-two verses, each beginning with a letter of the Hebrew alphabet in order, as some of the Psalms, which makes some think it was no part of the lesson which Lemuel's mother taught him, but a poem by itself...
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Proverbs 31:18: She perceiveth that her merchandise is good,.... That it turns to good account; that her trading to heaven is of great advantage; that she grows rich hereby; that her merchandise with Wisdom, or Christ, is better than the merchandise of silver, and the gain thereby than fine gold; and though her voyages are attended with trouble and danger, yet are profitable, and therefore she is...
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on Proverbs 31:18: Pro 31:18 18 ט She perceiveth that her gain is good; And her light goeth not out at night. The perf. and fut. are related to each other as antecedent and consequent, so that 18a can also be rendered as an hypothetical antecedent.