(85) Clerical mistakes in decrees or decretal orders, or errors arising from any accidental slip or omission, may, at any time before an actual enrollment thereof, be corrected by order of the court or a judge thereof, upon petition, without the form or expense of a rehearing.

(86) In drawing up decrees and orders, neither the bill, nor answer, nor other pleadings, nor any part thereof, nor the report of any master, nor any other prior proceeding, shall be recited or stated in the decree or order; but the decree and order shall begin, in substance, as follows: "This cause came on to be heard [or to be further heard, as the case may be] at this term, and was argued by counsel; and thereupon, upon consideration thereof, it was ordered, adjudged, and decreed as follows, viz.:" [Here insert the decree or order. ]