Recovery of interim maintenance from the petitioner

Hi, Petitioner/wife filed the case seeking maintenance u/s 125 in February 2017. Petitioner affidavit was silent as she was not working when she filed the maintenance. Petitioner completed B.Com in 2018 and pursing CA finals (Article ship completed) for past 8-9 years. The Hon'ble court was pleased to grant interim maintenance of Rs 30000 in December 2017 to the petitioner (petitioner has no child) as she is a student. During the pendency of the case, petitioner joined the job in June 2017 in different state with a different name (Surname changed, neither of husband nor of father). Petitioner didn't disclose about the job that and concealed the material fact from the Hon'ble court. Respondent/husband was not paying the maintenance. Petitioner filed execution in May 2018. NBW issued against the respondent. NBW cancelled after deposting the part of arrears with the court and remainig to be paid in parts. Respondent moved application u/s 91 crpc to call employer on record. Respondent submitted documents to the Hon'ble Court that petitioner is working with different name. 340 Crpc is pending and will file after employer confirmation. - How to file for recovery suit of the arrears from the petitioner - How to get stay from the Hon'ble court on the Interrim Maintenace? - Valuable suggestion,if any