U.S. ConstitutionArticle I — The Legislative BranchSubarticle 8Section 12
To raise and support Armies, but no Appropriation of Money to that Use shall be for a longer Term than two Years;
Use as reference
Lexinter.net | U.S. Const. art. I, § 8, cl. 12 | https://laws.lexinter.net/constitution/us/article-1/section-8/clause-12