Polybius (23.10.4) mentions that Emathia was earliest called Paeonia and Strabo (frg 7.38) that Paeonia was extended to Pieria and Pelagonia.
Polibios (23.10.4) menyebutkan bahwa Imathia paling awal disebut Paionia dan Strabo (frg 7.38) bahwa Paionia diperluas ke Pieria dan Pelagonia.