Numbers 19:6

And let the priest take cypress wood, and Hyssop and purple cloth, and cast it upon the cow as she burneth.

Leviticus 14:4

then shall the priest command that there be brought for him that shall be cleansed two living birds that are clean, and cypress wood, and a piece of purple cloth and hyssop.

Leviticus 14:6

And the priest shall take the living bird and the cypress wood and the purple and the hyssop, and shall dip them and the living bird in the blood of the slain bird, and in the running water,

Leviticus 14:49

And let him take to cleanse the house withal: two birds, cypress wood, and purple cloth and hyssop.

Psalm 51:7

Thou shalt purge me with hyssop, and I shall be clean; thou shalt wash me, and I shall be whiter than snow.

Isaiah 1:18

And so though your sins be like to purple, they shall be made as white as snow; and though they be as red as scarlet, they shall be made like white wool.

Hebrews 9:19-23

For when all the commandments were read of Moses unto all the people, he took the blood of calves, and of goats, with water and purple wool and hyssop, and sprinkled both the book, and all the people,

Treasury of Scripture Knowledge

Summary

And the priest shall take cedar wood, and hyssop, and scarlet, and cast it into the midst of the burning of the heifer.

Bible References

General references

Leviticus 14:4
then shall the priest command that there be brought for him that shall be cleansed two living birds that are clean, and cypress wood, and a piece of purple cloth and hyssop.
Psalm 51:7
Thou shalt purge me with hyssop, and I shall be clean; thou shalt wash me, and I shall be whiter than snow.
Isaiah 1:18
And so though your sins be like to purple, they shall be made as white as snow; and though they be as red as scarlet, they shall be made like white wool.
Hebrews 9:19
For when all the commandments were read of Moses unto all the people, he took the blood of calves, and of goats, with water and purple wool and hyssop, and sprinkled both the book, and all the people,