Reference for Eruvin 199:16

אמר רב הונא בריה דרב יהושע כתנאי הניתנין במתנה אחת שנתערבו בניתנין מתנה אחת ינתנו במתנה אחת מתן ד' במתן ד' ינתנו במתן ד'

must be sprinkled only once.<span class="x" onmousemove="('comment',' Any additional sprinklings would, in the case of the latter, constitute an infringement of the Pentateuchal prohibition against adding to the precepts (cf. Deut. XIII, 1) .');">⁴⁵</span> 'Does he not', said R'Eliezer to him, 'thereby<span class="x" onmousemove="('comment',' By sprinkling, in the case of the former, less than the prescribed number of times. Lit., 'behold he'.');">⁴⁶</span> transgress the law against diminishing from the precepts? '<span class="x" onmousemove="('comment',' Cf. Deut. XIII, 1.');">⁴⁷</span> 'Does he not thereby',<span class="x" onmousemove="('comment',' By his sprinkling, in the case of the latter, more times than required.');">⁴⁸</span>

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