There were three gates (pylōnes | πυλῶνες | nom pl masc) on the east, three gates (pylōnes | πυλῶνες | nom pl masc) on the north, three gates (pylōnes | πυλῶνες | nom pl masc) on the south, and three gates (pylōnes | πυλῶνες | nom pl masc) on the west.
Reference
Revelation 21:13
Sequence
8