39 Pa. Stat. § 86
If at the time of filing the account and list of proved claims there are claims which remain unadjusted, or if objections be filed, the court shall hear and decide the disputed matters, or, in its discretion, may appoint an auditor for that purpose. The court or the auditor shall fix a time and place for the hearing, of which three weeks' notice shall be given by the assignee or receiver to the insolvent and all the creditors known to him, in the following form:
You are hereby notified that the court will (or, I.J. has been appointed auditor to) audit, settle and adjust my account as assignee (or receiver) of the estate of E.F., an insolvent, and make distribution among the creditors of said estate, and that a meeting for that purpose will be held at in the of , on the day of , eighteen hundred and , when and where you may be heard if you so desire.
If there shall have been no advertisement of the filing of the account, said notice shall be advertised, also in one newspaper published in the county, and in the legal periodical, if any, designated by the court, once a week for three successive weeks prior to the meeting.
39 P.S. § 86