Matthew 20:28
Even as the Son of man came not to be ministered to, but to minister, and to give his life a ransom for many.
Torrey's Topical Textbook—AKJV

John 13:14,15
If I then, your Lord and Master, have washed your feet; you also ought to wash one another's feet.
Torrey's Topical Textbook—AKJV