Littell's Living Age — Volume 153…
“ Solomon, son of David, ordered the animal to leave the place, in order that the people might use the water. The snake replied to the wise king: "Grant me to come out with my whole body, and promise me not to kill me. I have a sun-spot in the middle of my body, and I shall die if anything touches me on that place." When Solomon had given him the required promise, the snake began to wind itself out ”
