Reference for Pesachim 225:7

שרי כיסיך פתח שקיך קבא מארעא ולא כורא מאיגרא

Sell your wares while the sand is still on your feet.<span class="x" onmousemove="('comment',' Immediately you return from buying, sell.');">¹⁴</span> Everything you may sell and regret,<span class="x" onmousemove="('comment',' If the price advances - you might have received more.');">¹⁵</span> except wine, which you can sell without regrets.<span class="x" onmousemove="('comment',' Had you waited it might have turned to vinegar.');">¹⁶</span>

Jastrow

Jastrow

Jastrow