Deuteronomy 32:21 explains God's response to the demon worship in v.17: provoking Israel with a foolish nation.

In Deuteronomy 28:64, the same phrase 'gods you have not known' appears as a curse for disobedience, reinforcing the warning here.

In Deuteronomy 7:4, serving other gods is warned as a consequence of intermarriage, echoing the same sin condemned here.

Revelation 9:20 shows unrepentant worship of demons, continuing the pattern condemned in Deut 32:17 into the end times.

Leviticus 17:7 prohibits sacrificing to goat demons, which Deut 32:17 says Israel did, showing their violation of the law.

1 Corinthians 10:20 directly applies Deut 32:17's identification of pagan sacrifices as demonic, warning against participation.

In 1 Corinthians 10:19-20, Paul directly echoes this verse, teaching that pagan sacrifices are offered to demons.

Psalm 106:38 adds the bloodshed from child sacrifice, amplifying the evil of the demon worship in Deut 32:17.

Psalm 106:37 recounts Israel sacrificing children to demons, directly echoing the demon worship condemned in Deut 32:17.

In Judges 5:8, the same phrase 'new gods' appears, showing that choosing such gods brought judgment — the consequence warned against here.

In Psalm 106:28, Israel yoked themselves to Baal of Peor and ate sacrifices to lifeless gods — directly mirroring the demon sacrifices here.

In Psalm 78:58, the same provocation with idols is recounted, showing this sin recurred throughout Israel's history.

In Isaiah 65:11, those who set a table for Fortune and Destiny forsake the LORD — a specific parallel to sacrificing to new, foreign gods.

In Jeremiah 7:9, making offerings to Baal and going after other gods you have not known echoes the same charge of sacrificing to unknown gods.

In Jeremiah 11:13, altars to Baal and offerings to shame correspond to the many new gods Israel sacrificed to here.

In Jeremiah 44:3, serving other gods 'they had not known' repeats the theme of sacrificing to unfamiliar deities introduced here.

In Hosea 9:10, Israel consecrated themselves to Baal of Peor and became detestable — a direct historical instance of the demon sacrifices mentioned here.

In Amos 5:25, the rhetorical question about wilderness sacrifices contrasts with the reality here: they sacrificed to demons, not to God.

In 2 Chronicles 11:15, the 'goat idols' (se'irim) directly refer to demonic beings, illustrating the worship condemned as sacrificing to demons here.

In 1 Kings 14:9, Jeroboam's sin of making other gods mirrors the idolatry described here, providing a historical example.

In 2 Chronicles 13:9, Abijah mocks priests serving 'what are not gods', echoing the condemnation of sacrificing to false gods here.