Reference for Bava Metzia 122:2

(ויקרא יט, יא) לא תגנובו דכתב רחמנא למה לי לכדתניא (שמות כ, יב) לא תגנוב על מנת למיקט לא תגנוב על מנת לשלם תשלומי כפל

which the Divine Law wrote? — For that which was taught: 'Ye shall not steal,'<span class="x" onmousemove="('comment',' Adopting the reading as amended by Asheri and others. [The verse 'Thou shalt not steal', Ex. XX, 13, given in cur. edd. is explained as an injunction against abduction; v. Sanh. 86a.] ');">³</span> [even] in order to grieve;<span class="x" onmousemove="('comment',' I.e., even if the intention is merely to cause the owner temporary grief at his loss, and then return it. ');">⁴</span>

Jastrow