Shared ground
These sayings assume that outward actions and outward words can look acceptable while being morally rotten underneath. The text treats worship (“sacrifice”), public truth-telling (“witness”), and public posture (“face”) as areas where hidden intent and real character eventually show.
The passage also works by contrast: “wicked” people are marked by actions that offend and collapse, while “upright” people are marked by stability—speech that lasts and a path that is made firm.
Where interpretation differs
“Abomination” (v.27). Some read this mainly as God’s rejection of the offering; others also hear strong social revulsion because the act damages communal trust and treats worship as a cover. The proverb itself focuses on the offering being unacceptable, without explaining the full mechanism.
“With a wicked mind” (v.27). Some take this as corrupt motive (using worship as a tool for selfish ends). Others include corrupt method or timing (bringing an offering while planning harm or avoiding accountability). The text’s emphasis is that the offering is worsened by the intent behind it.
“Perish” and “speaks to eternity” (v.28). Some read “perish” as literal death; others as ruin in court and loss of standing. Likewise, “speaks to eternity” is heard either as lasting truth/reputation or as testimony that holds up over time. The contrast clearly points to durability versus collapse.
“Hardens his face” (v.29). Some hear shameless brazenness; others hear stubborn defiance or refusal to be corrected. The picture is a hardened public front contrasted with the upright person’s steadied life-direction.
Why the disagreement exists
Proverbs uses short, image-rich lines rather than detailed explanations. Words like “abomination,” “perish,” and “to eternity” can cover a range of outcomes (divine rejection, social consequences, long-term credibility), and the proverbs do not pin down every nuance.
What this passage clearly contributes
The explicit claims are that (1) worship acts can be offensive when offered by the wicked, and even more so when paired with corrupt intent; (2) false testimony is unstable and headed for collapse, while careful listening produces speech with staying power; and (3) stubborn appearance is not the same as moral steadiness—uprightness is shown by establishing one’s “ways” (Proverbs 21:27–29). The passage ties religious practice and public speech to moral reality rather than mere performance.