Ibn Ezra on Leviticus 5:22

ונשבע על שקר. פירושו או נשבע על ממון שיבקש אדם ממנו והעד או מכל אשר ישבע עליו לשקר: AND SWEAR TO A LIE. The meaning of ve-nishba al shaker (and swear to a lie) is, or swear to a lie⁴⁹The vav prefaced to va-nishba means or, rather than and. regarding money that one seeks from him. The fact that Scripture states, or any thing about which he has sworn falsely (v. 24)⁵⁰And then goes on to state that he must return the money regarding which he has sworn falsely. is proof of this. The heh of va-hennah (therein) is superfluous.⁵¹Henneh is a variant of hen.