Acts 21:21

They are informed [κ α τ η χ η θ η σ α ν]. More than informed. They had been carefully instructed, probably by the Judaizing teachers. See on instructed, Luke 1:4.

To forsake Moses [α π ο σ τ α σ ι α ν α π ο, μ ω σ ε ω ς]. Lit., apostasy from Moses. Compare 2 Thessalonians 2:3.