Verses with the word nay in the New Testament (18 verses):

Matthew 5:37
But let your communication be, Yea, yea; Nay, nay: for whatsoever is more than these cometh of evil.

Matthew 13:29
But he said, Nay; lest while ye gather up the tares, ye root up also the wheat with them.

Luke 12:51
Suppose ye that I am come to give peace on earth? I tell you, Nay; but rather division:

Luke 13:3
I tell you, Nay: but, except ye repent, ye shall all likewise perish.

Luke 13:5
I tell you, Nay: but, except ye repent, ye shall all likewise perish.

Luke 16:30
And he said, Nay, father Abraham: but if one went unto them from the dead, they will repent.

John 7:12
And there was much murmuring among the people concerning him: for some said, He is a good man: others said, Nay; but he deceiveth the people.

Acts 16:37
But Paul said unto them, They have beaten us openly uncondemned, being Romans, and have cast us into prison; and now do they thrust us out privily? nay verily; but let them come themselves and fetch us out.

Romans 3:27
Where is boasting then? It is excluded. By what law? of works? Nay: but by the law of faith.

Romans 7:7
What shall we say then? Is the law sin? God forbid. Nay, I had not known sin, but by the law: for I had not known lust, except the law had said, Thou shalt not covet.

Romans 8:37
Nay, in all these things we are more than conquerors through him that loved us.

Romans 9:20
Nay but, O man, who art thou that repliest against God? Shall the thing formed say to him that formed it, Why hast thou made me thus?

1 Corinthians 6:8
Nay, ye do wrong, and defraud, and that your brethren.

1 Corinthians 12:22
Nay, much more those members of the body, which seem to be more feeble, are necessary:

2 Corinthians 1:17
When I therefore was thus minded, did I use lightness? or the things that I purpose, do I purpose according to the flesh, that with me there should be yea yea, and nay nay?

2 Corinthians 1:18
But as God is true, our word toward you was not yea and nay.

2 Corinthians 1:19
For the Son of God, Jesus Christ, who was preached among you by us, even by me and Silvanus and Timotheus, was not yea and nay, but in him was yea.

James 5:12
But above all things, my brethren, swear not, neither by heaven, neither by the earth, neither by any other oath: but let your yea be yea; and your nay, nay; lest ye fall into condemnation.