Leviticus 11:39

When any animal that you are allowed to eat dies, whoever touches its dead body will be unclean until evening.

Leviticus 11:24

Regarding the creatures mentioned above, this is how you would become unclean: When you touch their dead bodies you will be unclean until evening.

Leviticus 11:28

Those who carry the dead body of any of these animals must wash their clothes and will be unclean until evening. These animals are unclean for you.

Leviticus 11:31

Of all the swarming creatures that move on the ground, these are unclean for you. He who touches their dead bodies will be unclean until evening.

Leviticus 11:40

Those who eat any of its dead body must wash their clothes. They will be unclean until evening. Those who carry its dead body away will wash their clothes and will be unclean until evening.

Leviticus 15:5

Those who touch his bed must wash their clothes and their bodies. They will be unclean until evening.

Leviticus 15:7

Those who touch a man who has a discharge must wash their clothes and their bodies. They will be unclean until evening.

Numbers 19:11

Those who touch a corpse are ritually unclean for seven days.

Numbers 19:16

Whoever is outdoors and touches someone who was killed or has died naturally or anyone who touches a human bone or a grave will be unclean for seven days.

Treasury of Scripture Knowledge

Summary

And if any beast, of which ye may eat, die; he that toucheth the carcase thereof shall be unclean until the even.

Bible References

General references

Leviticus 11:24
Regarding the creatures mentioned above, this is how you would become unclean: When you touch their dead bodies you will be unclean until evening.
Leviticus 15:5
Those who touch his bed must wash their clothes and their bodies. They will be unclean until evening.
Numbers 19:11
Those who touch a corpse are ritually unclean for seven days.