Reference for Keritot 42:21

מה עוף שאין בו כלאים אף בהמה תלמוד לומר

This cannot mean [that one is not liable for it] to kareth, but only to a prohibition,<span class="x" onmousemove="('comment',' Lit. 'thou shalt not do'; involving the penalty of stripes.');">¹¹</span>

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