Numbers 15:6 "'Or for a ram, you shall prepare for a meal offering two tenth parts of an ephah of fine flour mixed with the third part of a hin of oil: (See NAS)
Numbers 15:7 and for the drink offering you shall offer the third part of a hin of wine, of a pleasant aroma to Yahweh. (See NAS)
Zechariah 13:8 It shall happen that in all the land," says Yahweh, "two parts in it will be cut off and die; but the third will be left in it. (See NIV)