Reference for Chullin 26:30

זו מטמאה במשא ויש לך אחרת שהיא מטמאה אפילו באהל ואיזו

This animal defiles by carrying, and there is another case which is similar to this one in that the animal [there too only defiles by carrying but does not defile [men and utensils that are] in the same tent.

Jastrow

Jastrow

Jastrow

Jastrow