'Third' in the Bible

Thou shalt not bow down thyself unto them, nor serve them: for I the LORD thy God am a jealous God, visiting the iniquity of the fathers upon the children unto the third and fourth generation of them that hate me,

Every third year, bring all the tithes of your produce of that year and store it in your cities

The children that are begotten of them shall enter into the congregation of the LORD in their third generation.

When thou hast made an end of tithing all the tithes of thine increase the third year, which is the year of tithing, and hast given it unto the Levite, the stranger, the fatherless, and the widow, that they may eat within thy gates, and be filled;