1. High Courts do not entertain petition for quashing the FIRs before charge sheets are filed by the police.
2. So, it was premature step on your part to file the quash petition before the police had filed Charge Sheet in the said matter,.
3. File a fresh quash petition if the earlier one has been rejected by the High Court duly finding out the loopholes in the charge sheet.
4. Contest the revision petition fittingly.
5. You can also counter file a revision petition challenging the said interim maintenance order submitting adequate evidence before the Court proving that your wife is highly qualified and is capable of earning for her own maintenance.
6. If you get a very trustworthy and capable Advocate then you can give all the cases to him for defending you. Otherwise it is always prudent to engage different lawyers for the different cases.