yes mean yes
Psalm Chapter 15:4
In whose eyes a vile person is contemned; but he honoureth them that fear the LORD. He that sweareth to his own hurt, and changeth not.
Proverbs Chapter 12:22
Lying lips are abomination to the LORD: but they that deal truly are his delight.
Zechariah Chapter 8:16
These are the things that ye shall do; Speak ye every man the truth to his neighbour; execute the judgment of truth and peace in your gates:
Matthew Chapter 5:33
Again, ye have heard that it hath been said by them of old time, Thou shalt not forswear thyself, but shalt perform unto the Lord thine oaths:
Matthew Chapter 5:34
But I say unto you, Swear not at all; neither by heaven; for it is God's throne:
Matthew Chapter 5:35
Nor by the earth; for it is his footstool: neither by Jerusalem; for it is the city of the great King.
Matthew Chapter 5:36
Neither shalt thou swear by thy head, because thou canst not make one hair white or black.
Matthew Chapter 5:37
But let your communication be, Yea, yea; Nay, nay: for whatsoever is more than these cometh of evil.
Matthew Chapter 21:28
But what think ye? A certain man had two sons; and he came to the first, and said, Son, go work to day in my vineyard.
Matthew Chapter 21:29
He answered and said, I will not: but afterward he repented, and went.
Matthew Chapter 21:30
And he came to the second, and said likewise. And he answered and said, I go, sir: and went not.
Matthew Chapter 21:31
Whether of them twain did the will of his father? They say unto him, The first. Jesus saith unto them, Verily I say unto you, That the publicans and the harlots go into the kingdom of God before you.
John Chapter 8:32
And ye shall know the truth, and the truth shall make you free.
2 Corinthians Chapter 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 Chapter 1:18
But as God is true, our word toward you was not yea and nay.
2 Corinthians Chapter 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.
2 Corinthians Chapter 1:20
For all the promises of God in him are yea, and in him Amen, unto the glory of God by us.
Ephesians Chapter 4:25
Wherefore putting away lying, speak every man truth with his neighbour: for we are members one of another.
Colossians Chapter 3:9
Lie not one to another, seeing that ye have put off the old man with his deeds;
James Chapter 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.