"Afore-mentioned" means something or someone referred to earlier in the same text or talk. It points back to a word, idea, or person already introduced. The hyphen is old-fashioned; 'aforementioned' is now more common.
“For the avoidance of doubt, the relaxation on mass religious gathering is limited only to the afore-mentioned respective dates.” Source: Internet
Such agreement is subject to completion of the afore-mentioned share purchase agreement. Source: Internet
Such a stanza was used by the afore-mentioned Adam Mickiewicz in his ballads: : Ktokolwiek będziesz w nowogródzkiej stronie, : Do Płużyn ciemnego boru : Wjechawszy, pomnij zatrzymać twe konie, : Byś się przypatrzył jezioru. Source: Internet
Interestingly enough in terms of tonnage the afore-mentioned was a bigger problem than accidental pollution. Source: Internet
The effects of the afore-mentioned high-pressure area did not reach the southern parts of the Baltic Sea, and thus the entire sea did not freeze over. Source: Internet