Leviticus 19:24
But, in the fourth year, all the fruit thereof shall be hallowed for a festival of thanksgiving unto Yahweh.
Deuteronomy 18:4
the firstfruit of thy corn thy new wine and thine oil and the first of the fleece of thy flock, shalt thou give unto him.
Proverbs 3:9
Honour thou Yahweh, with thy substance, and with the firstfruit of all thine increase;
Numbers 18:12-13
All the best of oil, and all the best of new-wine and corn, - the firstfruits thereof which they shall give unto Yahweh, unto thee, have I given them.
Deuteronomy 12:17-18
Thou mayest not eat within thy gates, the tithe of thy corn or of thy new wine or of thine oil, or the firstlings of thy herd, or of thy flock, - nor any of thy vow-offerings which thou shalt vow, nor thy freewill, offerings, nor the heave-offering of thy hand;
Deuteronomy 14:28-29
At the end of three years, shalt thou bring forth all the tithe of thine increase in that year, - and shalt lay it up within thy gates;