The term "oath," as used in the last section, includes an affirmation, and every other mode of attesting the truth of that which is stated, which is authorized by law.
Okla. Stat. tit. 21, § 492
Oath defined
R.L.1910, § 2212.
Official source: Oklahoma Legislature. Reproduced from public-domain Oklahoma statutes; confirm against the official source for the current text. Not legal advice.