四分律比丘含注戒本 2.569

2.569

除水已，雜蟲漿、苦酒、清酪漿、漬麥汁飲用，同犯之。

(Besides water: if one drinks and uses fruit syrups, vinegar, clarified buttermilk syrup, or barley water steeped with grain that are mixed with insects, it is equally an offense.)