〇〇のアカウントに問題があり送金が遅れております。
おそらく来週に解決するので少々お待ち頂けないでしょうか。本当に申し訳ございません。
引き続きお願い致します。
The remittance is delaying as there is an issue with the account of 〇〇.
Would you please wait for a while as it will be solved next week.
We are terribly sorry for this.
Thank you for your support as always.
With regards.