Vine's Expository Dictionary: View Entry
συστροφή systrophḗ, soos-trof-ay'; from G4962; a twisting together, i.e. (figuratively) a secret coalition, riotous crowd:—+ band together, concourse.
The KJV translates Strong's G4963 in the following manner: concourse (1x), band together (1x).
a twisting up together, a binding together
a secret combination, a coalition, conspiracy
a concourse of disorderly persons, a riot
Strong's Number G4963 matches the Greek συστροφή (systrophē), which occurs 2 times in 2 verses in the TR Greek.
View OT results in the LXX Greek concordance
View NT results in the MGNT Greek concordance
Act 19:40
Act 23:12