The Greek adverb “ἐκτενῶς”

Limited to Lk. 22:44; Acts 12:5; 1 Pet. 1:22, the Greek adverb “ektenos” meant “earnestly” or “fervently.”  This word is a variant reading in Acts 12:5.  Luke (22:44) said Jesus prayed “more earnestly” or “fervently” while in the garden.  Peter (1:22) used this adverb to describe fervent Christian love.