[If the householder] gave [the agent] a perutah [and] said to him, “Bring me lamps with half of [the perutah] and wicks with half of [the perutah],” [and the agent] went and brought him lamps with the entire [perutah] or wicks with the entire [perutah], or [if the householder] said to [the agent], “Bring me lamps with the entire [perutah],” or “[Bring me] wicks with the entire [perutah],” [and the agent] went and brought lamps with half of it and wicks with half of it, neither of them has committed me’ilah.  However, if [the householder] said to [the agent], “Bring me lamps with half of [the perutah] from such and such a place and wicks with half of [the perutah] from such and such a place,” and [the agent] went and brought him lamps from the house of wicks and wicks from the house of lamps, the agent has com- mitted me’ilah.