Shared ground
Deuteronomy 12:20–25 assumes Israel will move from a mobile life to settled towns spread across a larger land. In that setting, the passage treats eating meat as normal and permitted, not only for special worship meals (explicit: vv. 20–22).
It also keeps a firm boundary: blood is not to be eaten. The text gives its reason in plain terms—“the blood is the life”—and requires blood to be poured out onto the ground (explicit: vv. 23–24). Obedience is tied to enduring “wellbeing” for the community and its future generations (explicit: v. 25).
Where interpretation differs
Some readers take “unclean and clean may eat of it alike” to mean people in a temporarily “unclean” state may still eat ordinary meat, because this meal is not a sacred meal. Others think “unclean” here points more broadly to those who could not eat holy food, without necessarily defining which kinds of “uncleanness” are in view (inference from v. 22).
Some readers understand “as I have commanded you” to refer mainly to the blood rule just restated in vv. 23–24. Others think it points to a larger set of already-given slaughter instructions (for example, proper killing/handling) that are not spelled out here (inference from v. 21).
Why the disagreement exists
Key phrases are brief and assume shared background. The passage does not explain what kind of “unclean” is meant, and it does not list what prior “commands” about slaughter include. The comparison to gazelle and deer can sound like it is about method, or about social/religious status of the meal, or both.
What this passage clearly contributes
It draws a practical distinction inside Israel’s worship system: slaughter tied to the central worship place versus slaughter for everyday meals when distance is a real obstacle (vv. 20–22). It also shows that centralizing worship did not mean centralizing every meal.
At the same time, it presents the blood prohibition as non-negotiable across locations and contexts. The rationale (“blood is the life”) frames blood as belonging to God’s ordering of life, not as ordinary food, and the required practice (pouring it on the ground) makes that boundary visible in everyday village life (vv. 23–24).