4 and it is myche betere to make not a vowe, than aftir a vowe to yelde not biheestis.

5 Yyue thou not thi mouth, that thou make thi fleisch to do synne; nether seie thou bifor an aungel, No puruyaunce is; lest perauenture the Lord be wrooth on thi wordis, and distruye alle the werkis of thin hondis.