Deuteronomy 31:4

Deuteronomy 31:4, in plain English

Moses reminds them that the Lord will deal with the pagan kings and their armies the same way He already defeated Sihon and Og—completely and decisively.

Why it's here

The people had already seen God destroy two powerful Amorite kingdoms on the east side of the Jordan. This wasn't theoretical for them; it was recent memory. Moses is saying, 'Remember what you've already witnessed? That's the same power going with you into the land.' He's building their faith on their own experience.

Who's speaking

Moses is speaking to all Israel.

Where it sits in the story

These victories happened in Numbers 21 and were already legendary among the people. Moses is connecting the dots between past faithfulness and future victory.

The scholarly reading

God will treat the Canaanite kings with the same decisive judgment He demonstrated against Sihon and Og, whose territories Israel already occupied.

Language and setting

The victories over the Amorite kings (Numbers 21) function as proof-texts for divine military capability. Moses invokes these precedents to anchor Israel's expectation in demonstrated reality rather than abstract promise. The Amorite conquest occurred east of the Jordan, within living memory; thus this reference provides empirical evidence of YHWH's combat efficacy. Siphre Deuteronomy notes this rhetorical strategy: Israel need not fear unknown enemies, for the pattern is established.

Voice

Moses to Israel.

Significance

The Exodus-wilderness-conquest narrative arc includes these 'lesser' victories (Sihon, Og) as intermediate demonstrations, building Israel's faith toward the greater conquest that Joshua will lead.

2he said to them, “I am now a hundred and twenty years old; I am no longer able to come and go, and the LORD has said to me, ‘You shall not cross the Jordan.’

3The LORD your God Himself will cross over ahead of you. He will destroy these nations before you, and you will dispossess them. Joshua will cross ahead of you, as the LORD has said.

4And the LORD will do to them as He did to Sihon and Og, the kings of the Amorites, when He destroyed them along with their land.

5The LORD will deliver them over to you, and you must do to them exactly as I have commanded you.

6Be strong and courageous; do not be afraid or terrified of them, for it is the LORD your God who goes with you; He will never leave you nor forsake you.”

Read all of Deuteronomy 31 — Moses commissions Joshua and writes the law in a book. He knows they'll rebel — and writes a song to remind them why.