Also in Horeb - Rather, “even in Horeb.” The time and circumstances made the apostasy at Horeb particularly inexcusable.

Also. — Even in Horeb. In the very sight of the mountain of the Law, the Law was flagrantly violated.

Also in Horeb you provoked the Lord to wrath
The word "also" shows that they had provoked him before, but this insta…

So that the Israelites might have no pretense to think that God brought them to Canaan for their righteousness, Moses shows what a miracle of mercy…