Halakhah for Chullin 177:47
ת"ל
Raba said: The [performance of] precepts is not accounted as a personal benefit.<span class="x" onmousemove="('comment',' Hence the use of a forbidden thing for the purpose of the fulfilment of a precept cannot be deemed an enjoyment or use of that thing. Accordingly one may cover up the blood with the ashes of a condemned city.');"><sup>34</sup></span>
Treasures Hidden in the Sand
1. The color of the body of the Hillazon resembles the color of the sea as the Rabbis in Tractate Menachot (44A) taught that the color of the Hillazon resembles the color of the sea. Rashi explains that the Hillazon emerges from the sea and the Techelet resembles the sea, that is to say that the sea it is found in and that it emerges from is the cause of its color.
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