Psalm 41:9
Yes, my own familiar friend, in whom I trusted, which did eat of my bread, has lifted up his heel against me.
Torrey's Topical Textbook—AKJV

Psalm 55:12-14
For it was not an enemy that reproached me; then I could have borne it: neither was it he that hated me that did magnify himself against me; then I would have hid myself from him:
Torrey's Topical Textbook—AKJV