Hebrews 9:26

9:26 for then he would have had to suffer again and again since the foundation of the world. But now he has appeared once for all at the consummation of the ages to put away sin by his sacrifice.

Hebrews 13:9

13:9 Do not be carried away by all sorts of strange teachings. For it is good for the heart to be strengthened by grace, not ritual meals, which have never benefited those who participated in them.