Numbers 19:6
The priest will take cedar wood, hyssop, and crimson thread, and he will throw them in the midst of {the burning heifer}.
Leviticus 14:4
then the priest shall command, and he shall take two living, clean birds and {cedar wood} and {a crimson thread} and hyssop for the one who presents himself for cleansing.
Leviticus 14:6
He must take the living bird and the {cedar wood} and {the crimson thread} and the hyssop, and he shall dip them and the living bird in the bird's blood slaughtered over the fresh water.
Leviticus 14:49
And he shall take two birds and {cedar wood} and a {crimson thread} and hyssop to cleanse the house;
Psalm 51:7
Purify me with hyssop, and I shall be clean. Wash me, and I shall be whiter than snow.
Isaiah 1:18
"Come now, and let us argue," says Yahweh. "Even though your sins are like scarlet, they will be white like snow; even though they are red like crimson, they shall become like wool.
Hebrews 9:19-23
For [when] every commandment had been spoken by Moses to all the people according to the law, [he] took the blood of calves with water and scarlet wool and hyssop [and] sprinkled both the scroll itself and all the people,