This way. Those who were of this mode of worshipping God; that is, Christians. See Barnes "Ac 9:2".

Unto the death. Intending to put them to death, He did not probably put any to death himself, but he committed them to prison, he sought their lives, he was the agent employed in arresting them; and when they were put to death, he tells us that he gave his voice against them, Ac 26:10; that is, he joined in and approved of their condemnation.

Delivering into prisons, etc. Ac 8:3

{i} "persecuted" Ac 8:3 {&} "way" "Doctrine"