Verses with the word sinneth in the Old Testament (14 verses):

Numbers 15:28
And the priest shall make an atonement for the soul that sinneth ignorantly, when he sinneth by ignorance before the LORD, to make an atonement for him; and it shall be forgiven him.

Numbers 15:29
Ye shall have one law for him that sinneth through ignorance, both for him that is born among the children of Israel, and for the stranger that sojourneth among them.

Deuteronomy 19:15
One witness shall not rise up against a man for any iniquity, or for any sin, in any sin that he sinneth: at the mouth of two witnesses, or at the mouth of three witnesses, shall the matter be established.

1 Kings 8:46
If they sin against thee, (for there is no man that sinneth not,) and thou be angry with them, and deliver them to the enemy, so that they carry them away captives unto the land of the enemy, far or near;

2 Chronicles 6:36
If they sin against thee, (for there is no man which sinneth not,) and thou be angry with them, and deliver them over before their enemies, and they carry them away captives unto a land far off or near;

Proverbs 8:36
But he that sinneth against me wrongeth his own soul: all they that hate me love death.

Proverbs 14:21
He that despiseth his neighbour sinneth: but he that hath mercy on the poor, happy is he.

Proverbs 19:2
Also, that the soul be without knowledge, it is not good; and he that hasteth with his feet sinneth.

Proverbs 20:2
The fear of a king is as the roaring of a lion: whoso provoketh him to anger sinneth against his own soul.

Ecclesiastes 7:20
For there is not a just man upon earth, that doeth good, and sinneth not.

Ezekiel 14:13
Son of man, when the land sinneth against me by trespassing grievously, then will I stretch out mine hand upon it, and will break the staff of the bread thereof, and will send famine upon it, and will cut off man and beast from it:

Ezekiel 18:4
Behold, all souls are mine; as the soul of the father, so also the soul of the son is mine: the soul that sinneth, it shall die.

Ezekiel 18:20
The soul that sinneth, it shall die. The son shall not bear the iniquity of the father, neither shall the father bear the iniquity of the son: the righteousness of the righteous shall be upon him, and the wickedness of the wicked shall be upon him.

Ezekiel 33:12
Therefore, thou son of man, say unto the children of thy people, The righteousness of the righteous shall not deliver him in the day of his transgression: as for the wickedness of the wicked, he shall not fall thereby in the day that he turneth from his wickedness; neither shall the righteous be able to live for his righteousness in the day that he sinneth.