'It is I' in the Bible

Yet we do speak wisdom among those spiritually mature [believers who have teachable hearts and a greater understanding]; but [it is a higher] wisdom not [the wisdom] of this present age nor of the rulers and leaders of this age, who are passing away;

For even if you were to have ten thousand spiritual instructors--for all that you could not have several fathers. It is I who in Christ Jesus became your father through the Good News.

Now therefore it is indeed altogether a defeat for you because ye have legal disputes against yourselves. Why not rather be wronged? Why not rather be defrauded?

To the rest it is I who speak--not the Lord. If a brother has a wife who is an unbeliever, and she consents to live with him, let him not send her away.

But if the unbelieving partner be determined to leave, separation let it be. In such cases the believing husband or wife is not under bondage. But it is into peace that God has called us.

It is in your own interest that I say this; not that I may entangle you in a snare, but that I may help you to serve the Lord with fitting and undistracted service.

But it is important for you to keep this fact in mind, that the head of every man is Christ; and the head of the woman is the man, and the head of Christ is God.

For it is to be expected [i.e., it is inevitable] that there would be dissensions among you, so that those who are approved [by God] can become known among you.

It is important, brethren, that you should have clear knowledge on the subject of spiritual gifts.

for God is not a God of disorder but of order, as it is in all the churches of God's people.

If they want to learn anything, they should ask their own husbands at home, for it is inappropriate for a woman to speak out in church.

Therefore, whether it is I or they, so we proclaim and so you have believed.

If from merely human motives I have fought with wild beasts in Ephesus, what profit is it to me? If the dead do not rise, let us eat and drink, for tomorrow we are to die.

So it is in the resurrection of the dead. It is sown in corruption, It is raised in incorruption;