Luke 7:44
Then Jesus turned to the woman [who had just poured the perfume on Him] and said to Simon, "Do you see this woman? I came into your house and you did not give me any water for [washing] my feet, but she wet my feet with her tears and wiped them dry with her hair.
John 13:4-14
So, He got up from the dinner table, laid aside His [outer] clothing and took a towel and wrapped it around Himself.
1 Timothy 5:10
having a reputation for doing good deeds, [such as] bringing up children, showing hospitality to strangers, washing the feet of the saints [i.e., God's holy people], assisting people in trouble and devoting herself to doing all [other] kinds of good deeds.