That is a phishing attempt by scammers hoping you’ll provide personal and financial information so they can use your information fraudulently.
Banks prevent charges from going through and you have to call them to OK the transaction. Merchants never hold transactions. Only banks have the right to stop a transaction. Banks do not alert you the way the scammers are attempting to scare you into doing what they want.
Block the sender, report as junk and delete the text or email.
Recognize and avoid social engineering schemes including phishing messages, phony support calls, and other scams - Apple Support