Reference for Chullin 265:45

ופשטיה דקרא במאי כתיב

R'Zera said in the name of Rab: Whosoever teaches a disciple that is unworthy is as one that throws a stone at a Merculis,<span class="x" onmousemove="('comment',' I.e., an idolater. Mercurius, a Roman divinity, identified with the Greek Hermes, the patron deity of wayfarers. Worship of this deity consisted in the setting up of stones, two beside each other and one above them, cf. A.Z. 49b, and sometimes simply in throwing stones at the figure; cf. Sanh. 60b.');">³²</span>

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow