Ninety to ninetyfive percent of what we know about the manifestations of the Holy Spirit come from 1 Corinthians chapter twelve and fourteen. The other five to ten percent from elsewhere. Like this gem.
1 Corinthians 2:3-5
I came to you in weakness with great fear and trembling. 4 My message and my preaching were not with wise and persuasive words, but with a demonstration of the Spirit’s power, 5 so that your faith might not rest on human wisdom, but on God’s power.
When you claim some tongues are counterfeit, what exactly do you mean? Is it because they are not being spoken as per 1 Cor 12 &14