John Chrysostom — as excerpted in the Catena Aurea on John 4:7-12

“(Hom. xxxi. 4) These words raised the woman’s notions of our Lord, and make her think Him no common person. She addresses Him reverentially by the title of Lord; The woman saith unto Him, Lord, Thou hast nothing to draw with, and the well is deep: from whence then hast Thou that living water?”