Will stone us (kataliqasei). Late verb and here only in the N.T. Literally, will throw stones down on us, stone us down, overwhelm us with stones. They be persuaded (pepeismeno estin). Periphrastic perfect passive indicative of peiqw, to persuade, a settled state of persuasion, "is persuaded" (no reason for use of "be" here). That John was a prophet (Iwanhn prophthn einai). Accusative and infinitive in indirect assertion.