Shared ground
Proverbs 5:18–20 presents marital sex and affection as good gifts meant to be enjoyed within one’s own marriage. The language is celebratory and bodily, not merely about duty: “rejoice,” “be satisfied,” and “be captivated” portray ongoing desire directed toward one’s spouse. The passage also treats adultery as irrational and self-defeating, using two rhetorical questions to underline how out of place it is.
The text’s explicit claims are relational and sexual: joy is focused on “the wife of your youth,” the wife is described as attractive, and the husband’s desire is pictured as continual. Adultery is described as becoming “captivated” by someone outside the marriage and physically embracing her.
Where interpretation differs
Two main details are debated.
First, “spring” (v.18) may be read as the wife herself, the husband’s sexual capacity, or the family/offspring that come from the marriage. Each reading keeps the basic point: the “source” of sexual and family life is to be enjoyed as a blessing tied to one’s own marriage.
Second, “wife of your youth” can be heard as “your first wife specifically” or more generally as “your lifelong spouse,” emphasizing early covenant love continuing through time. Either way, the phrase highlights the continuity of commitment across seasons of life.
Third, “embrace the bosom of another” (v.20) is often taken as “another man’s wife” (adultery in the strict sense), but it can also function more broadly as any sexual partner who is not one’s spouse. The immediate pairing with “adulteress” supports the adultery focus, while the wider chapter targets forbidden sexual relationships generally.
Why the disagreement exists
The passage is poetry, and poetry works through images (“spring,” animal comparison) and compact phrases rather than technical definitions. That leaves more than one plausible way to map the metaphors onto concrete realities. Also, the father’s instruction speaks to a “son” (v.20; son), so interpreters ask how directly the gendered framing should be generalized beyond the original training context.
What this passage clearly contributes
The passage normalizes marital erotic delight as part of wise, faithful life. It links “blessing” (v.18; blessed) with rejoicing in one’s spouse, and it portrays sustained attraction—being enraptured—as something meant to remain active “always,” but directed toward marital love rather than toward an adulteress. The contrast makes the ethical point by appealing to coherence: it is inconsistent to seek the intimacy meant for marriage in someone else’s arms.