We sailed away after the days (hēmeras | ἡμέρας | acc pl fem) of Unleavened Bread from Philippi and joined the others in Troas five days (hēmerōn | ἡμερῶν | gen pl fem) later, where we stayed for seven days (hēmeras | ἡμέρας | acc pl fem).
Reference
Acts 20:6
Sequence
230