Midrash for Bava Metzia 58:10
ת"ר השואל ספר תורה מחבירו הרי זה לא ישאילנו לאחר פותחו וקורא בו ובלבד שלא ילמוד בו בתחלה ולא יקרא אחר עמו
NOR MAY ANOTHER PERSON READ WITH HIM.<span class="x" onmousemove="('comment',' Since each unconsciously pulls the scroll to himself, the scroll is injured. ');"><sup>9</sup></span>
Sifrei Devarim
"and thus shall you do with his garment": A garment is shaken out once in thirty days. He spreads it out for its need (i.e., to preserve it), but not for his honor.
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