Numbers 15:21

For all time to come, this special gift is to be given to Jehovah from the bread you bake.

Exodus 29:28

It will be for Aaron and his sons as their long lasting portion from the sons of Israel. It is a heave offering. It will be a heave offering from the sons of Israel from the sacrifices of their peace offerings, even their heave offering to Jehovah.

Numbers 18:26

Speak to the Levites and say to them: 'You will take one-tenth of the Israelites' income that I am giving you as your property. When you do, you must contribute one-tenth of that income as your contribution to Jehovah.

Treasury of Scripture Knowledge

Summary

Of the first of your dough ye shall give unto the LORD an heave offering in your generations.

General references

Bible References

General references

Numbers 18:26
Speak to the Levites and say to them: 'You will take one-tenth of the Israelites' income that I am giving you as your property. When you do, you must contribute one-tenth of that income as your contribution to Jehovah.
Exodus 29:28
It will be for Aaron and his sons as their long lasting portion from the sons of Israel. It is a heave offering. It will be a heave offering from the sons of Israel from the sacrifices of their peace offerings, even their heave offering to Jehovah.