Deuteronomy 8:19

8:19 Now if you forget the Lord your God at all and follow other gods, worshiping and prostrating yourselves before them, I testify to you today that you will surely be annihilated.

Deuteronomy 31:21

31:21 Then when many disasters and distresses overcome them this song will testify against them, for their descendants will not forget it. I know the intentions they have in mind today, even before I bring them to the land I have promised.”

Nehemiah 9:29-30

9:29 And you solemnly admonished them in order to return them to your law, but they behaved presumptuously and did not obey your commandments. They sinned against your ordinances – those by which an individual, if he obeys them, will live. They boldly turned from you; they rebelled and did not obey. 9:30 You prolonged your kindness with them for many years, and you solemnly admonished them by your Spirit through your prophets. Still they paid no attention, so you delivered them into the hands of the neighboring peoples.

Psalms 50:7

50:7 He says:

“Listen my people! I am speaking!

Listen Israel! I am accusing you!

I am God, your God!

Psalms 81:8-9

81:8 I said, ‘Listen, my people!

I will warn you!

O Israel, if only you would obey me!

81:9 There must be no other god among you.

You must not worship a foreign god.

Jeremiah 42:19

42:19 “The Lord has told you people who remain in Judah, ‘Do not go to Egypt.’ Be very sure of this: I warn you here and now.

Acts 20:21

20:21 testifying to both Jews and Greeks about repentance toward God and faith in our Lord Jesus.