Reference for Yevamot 201:4

ועולה במשמרו וכו': וכי מאחר דאינו חולק למה עולה למה עולה האמר בעינא דניעביד מצוה אלא עלה לא קתני אלא עולה בעל כרחו

is spoken of in Scripture [in respect of parents] on earth<span class="x" onmousemove="('comment',' Lit., 'below'. V. Ex. XXI. 17. ');">¹⁰</span> and blessing<span class="x" onmousemove="('comment',' Euph. for 'cursing'. ');">⁹</span> is spoken of [in respect of God] above.<span class="x" onmousemove="('comment',' V. Lev. XXIV, 15. ');">¹¹</span> As there is no association above so must there be no association below;<span class="x" onmousemove="('comment',' Only when the curse referred to a single individual is the offender subject to punishment. ');">¹²</span>

Jastrow