Thirteen times, in the book of Hebrews, the author uses an edifying, faith building Greek device. This device usually begins with the expression let us. I call it simply a let us exhortation.
In other words, when an author used this grammatical device, he/she simply exhorted someone to join in with him/her in an action. He/she could exhort one to join in and help start an action that had not yet begun.
Or he/she could exhort someone to join in an action that had b…