Reference for Pesachim 111:1
ואוכלין מתחת הנשרים בשבת ונותנין פאה לירק ומיחו בידם חכמים:
AND THEY ATE THE FALLEN FRUIT FROM BENEATH [THE TREE] ON THE SABBATH, AND THEY GAVE PE'AH<span class="x" onmousemove="('comment',' V. Glos. Pe'ah is exempt from tithes, and the poor, by eating the vegetables without tithing them in the belief that they were Pe'ah, ate tebel (v. Glos.) .');"><sup>1</sup></span> FROM VEGETABLES; AND THE SAGES FORBADE THEM. <big><b>GEMARA: </b></big>Our Rabbis taught: Six things King Hezekiah did; in three they [the Sages] agreed with him, and in three they did not agree with him - He dragged his father's bones [corpse] on a rope bier,<span class="x" onmousemove="('comment',' Instead of showing him the honour due to a king. He did this in order to effect atonement for him, his father (Ahaz) having been very wicked.');"><sup>2</sup></span> and they agreed with him; he crushed the brazen serpent,<span class="x" onmousemove="('comment',' Set up by Moses, Num. XXI, 8f; v. II Kings XVIII, 4.');"><sup>3</sup></span>