Reference for Shevuot 78:1

התם שיש בידם למחות ולא מיחו

There [they are punished], because it was in their power to prevent [the sin], and they did not prevent it.<span class="x" onmousemove="('comment',' [Whereas false swearing undermines the very foundations and structure of human society involving in a common destruction the wholly righteous as well as the wicked.]');">¹</span> What is the difference between the wicked of his<span class="x" onmousemove="('comment',' The sinner's.');">²</span>

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