""And verses to support your transitionary theory, please.""
Not my theory but thank you
Plenty to watch if you so desire
https://artlicursi.com/articles/part-3-%E2%80%93-acts-%E2%80%98transition-period%E2%80%99
https://dispensationalbiblestudy.quora.com/Understanding-the-New-Testament-Gospel-Differences-Part-7-of-9-The-meaning-of-Christs-death-was-unknown
