22 And whatever the foul touches, becomes foul; and the soul that touches becomes foul until evening.
Numbers 19:22 Cross References - ECB
Leviticus 5:2
2 Or if a soul touches any word of foulness, or a carcase of a live being of foulness, or a carcase of animals of foulness, or a carcase of teemers of foulness - and if it be concealed from him; he also fouls and guilts.
Leviticus 7:19
19 And the flesh that touches any foulness, eat not; burn it with fire: and as for the flesh, all who are pure eat thereof.
Leviticus 15:5
5 And the man who touches his bed launders his clothes and baptizes in water and becomes foul until the evening.
Haggai 2:13
13 Then Haggay says, If a fouled dead soul touches any of these, is it fouled? And the priests answer and say, Fouled.