Scriptural Foundation of Tithing (Storehouse and otherwise)
These verses give the legal basis for tithing. As can be seen elsewhere, I don't believe that we are legally bound by the command to tithe. However, as a rule of behavior, tithing has value.
These verses give the complete set of directives on how and when to tithe.
Leviticus 27:30 - 32
Numbers 18:21 - 32
Deuteronomy 12:5b - 7
Deuteronomy 14:22 - 29
Deuteronomy 26:12 - 15