He shall purify: Yithchatta, literally, "he shall sin himself," i.e., not add sin, but take it away, purify. So we say to fleece, and to skin, which do not signify to add a fleece, or a skin, but to take one away. Num 19:17, Num 19:18, Psa 51:7, Eze 36:25, Act 15:9, Rev 7:14 third day: Num 31:19, Exo 19:11, Exo 19:15, Lev 7:17, Hos 6:2, 1Co 15:3, 1Co 15:4 Reciprocal: Gen 22:4 - third Lev 8:33 - seven days Lev 8:35 - the tabernacle Lev 15:13 - seven days Num 8:21 - were purified Num 19:19 - on the seventh day he Joh 13:10 - He Heb 9:13 - the purifying