Strabo, l. xvi. p. 1127 - 1129. Plin. Hist. Natur. vi. 32. Aelius Gallus landed near Medina, and marched near a thousand miles into the part of Yemen between Mareb and the Ocean. The non ante devictis Sabeae regibus, (Od. i. 29,) and the intacti Arabum thesanri (Od. iii. 24) of Horace, attest the virgin purity of Arabia.