Numbers 6:3

6:3 he must separate himself from wine and strong drink, he must drink neither vinegar made from wine nor vinegar made from strong drink, nor may he drink any juice of grapes, nor eat fresh grapes or raisins.

Numbers 6:20

6:20 then the priest must wave them as a wave offering before the Lord; it is a holy portion for the priest, together with the breast of the wave offering and the thigh of the raised offering. After this the Nazirite may drink wine.’