1 Cor 12:4 There are diversities of gifts, but the same Spirit.
:5 There are differences of ministries, but the same Lord
:6 And there are diversities of activities, but it is the same God who works all in all.
:7 But the manifestation of the Spirit is given to each one for the profit of all:
:10 to another the working of miracles, to another prophecy, to another discerning of spirits, to another different kinds of tongues, to another the interpretation of tongues,
:28 And God has appointed these in the church: first apostles, second prophets, third teachers, after that miracles, then gifts of healings, helps, administrations, varieties of tongues.
Lk 12:26 If you then are not able to do the least, why are you anxious for the rest?
1 Cor 13:8 Love never fails. But whether there are prophecies, they will fail; whether there are tongues, they will cease; whether there is knowledge, it will vanish away.
:9 For we know in part and we prophesy in part.
:10 But when that which is perfect has come, then that which is in part will be done away,
:11 When I was a child, I spoke as a child, I understood as a child, I thought as a child; but when I became a man, I put away childish things,
:12 For now we see in a mirror, dimly, but then face to face. Now I know in part, but then I shall know just as I also am known,
Eph 4:12 for the equipping of the saints for the work of ministry, for the edifying of the body of Christ,
:13 till we all come to the unity of the faith and of the knowledge of the Son of God, to a perfect man to the measure of the stature of the fullness of Christ;
What is tongues? It is a language or languages that is unknown by the person speaking it. It is a supernatural gift of speaking in a language you know nothing about.
Acts 2 is where it began.
You begin and He will supply the rest. It is a step of faith.
IS 28:11 For with stammering lips and another tongue He will speak to this people.
Joel 2:24 The threshing floors shall be full of wheat, and the vats shall overflow with new wine and oil.
:25”So I will restore to you the years that the swarming locust has eaten, the crawling locust, the consuming locust, and the chewing locust, My great army which I sent among you.
:26 You shall eat in plenty and be satisfied, and praise the name of the Lord your God, who has dealt wondrously with you; and My people shall never be put to shame.
:27 Then you shall know that I am in the midst of Israel: I am the Lord your God and there is no other.
My people shall never be put to shame,.
:28 “And it shall come to pass afterward that I will pour out My Spirit on all flesh; your sons and your daughters shall prophesy, you old men shall dream dreams, your young men shall see visions.
:29 And also on My menservants and on My maidservants I will pour out My Spirit in those days.
:30”And I will show wonders in the heavens and in the earth: blood and fire and pillars of smoke.
:31 The sun will be turned into darkness, and the moon into blood, before the coming of the great and awesome day of the Lord.
:32 And it shall come to pass that whoever calls on the name of the Lord shall be saved. For in Mount Zion and in Jerusalem there shall be deliverance, as the Lord has said, among the remnant whom the Lord calls.
Peter confirmed this in Acts.
1 Cor 14:2 For he who speaks in a tongue does not speak to men but to God, for no one understands him; however, in the spirit he speaks mysteries.
Tongues with interpretation is equal to prophecy.
Heb 10:25 not forsaking the assembling of ourselves together, as in the manner of some, but exhorting one another, and so much the more as you see the Day approaching.
Exhort means to edify, lift up, encourage, admonish.
1 Cor 14:10 There are, it may be, so many kinds of languages in the world, and none of them is without significance.
1 Cor 14:40 Let all things be done decently and in order.
Why should we speak in tongues? That those that are weary may rest.
That it be refreshing to you.
To edify yourself. To build up yourself when you feel torn down.
Jude 20 But you, beloved, building yourselves up on your most holy faith, praying in the Holy Spirit,
1 Cor 14:22 Therefore tongues are for a sign, not to those who believe but to unbelievers; but prophesying is not for unbelievers but for those who believe.
Acts 2:6 And when this sound occurred, the multitude came together, and were confused, because everyone heard them speak in his own language.
:7 Then they were all amazed and marveled, saying to one another, “Look, are not all these who speak Galileans?
:8 And how is it that we hear, each in our own language in which we were born?
:9 Parthians and Medes and Elamites, those dwelling in Mesopotamia, Judea and Cappadocia, Pontus and Asia,
:10 Phrygia and Pamphylia, Egypt and the parts of Libya adjoining Cyrene, visitors from Rome, bot Jews and proselytes,
:11 Cretans and Arabs – we hear them speaking in our own tongues the wonderful works of God.”
:12 So they were all amazed and perplexed, saying to one another, “whatever could this mean?”
:16 But this is what was spoken by the prophet Joel:
Acts 10:44 While Peter was still speaking these words, the Holy Spirit fell upon those who heard the word.
:45 And those of the circumcision who believed were astonished, as many as came with Peter, because the gift of the Holy Spirit had been poured out on the Gentiles also.
:46 For they heard them speak with tongues and magnify God. Then Peter answered,
Tongues can be used as intercession.
Rom 8:26 Likewise the Spirit also helps in our weaknesses. For we do not know what we should pray for as we ought, but the Spirit Himself makes intercession for us with groanings which cannot be uttered.
:27 Now He who searches the hearts knows what the mind of the Spirit is, because He makes intercession for the saints according to the will of God.