Reference for Chullin 226:8

אמר שמואל

Samuel said: 'Kid' includes the forbidden fat;<span class="x" onmousemove="('comment',' I.e., if a man cooked the forbidden fat of an animal, or a piece of nebelah, in milk and ate it, he would be liable twice: for eating forbidden fat or nebelah, and for eating flesh cooked in milk. The special point of this statement of Samuel is that the prohibition of 'flesh in milk' can be superimposed upon the existing prohibition of forbidden fat or nebelah. V. infra.');">⁵</span>

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