מִֽי־יִתֵּ֣ן טָ֭הוֹר מִטָּמֵ֗א לֹ֣א אֶחָֽד׃
Who can bring a clean thing out of an unclean? not one.
On the Change of Names
[48] The highest prize of “well pleasing” may be won by positive well-doing, the second, freedom from blame, by avoidance of sin. And yet perhaps for the creature of mortal kind the former is declared by Scripture to coincide with the latter. For who, as Job says, is pure from defilement, even if his life be but for one day? (Job 14:4).