diligently, instantly

Boyd’s Bible Dictionary:

(stand in). Urgent (Luke 7:4; 23:23); fervent (Acts 26:7; Rom. 12:12).

Concise Bible Dictionary:

“Urgent” with importunity (Luke 7:4; Luke 23:23; Acts 26:7; Rom. 12:12; 2 Tim. 4:2).

Strong’s Dictionary of Greek Words:

Number:
4709 (find all occurrences in KJV Bible)
Greek:
σπουδαίως
Transliteration:
spoudaios
Phonic:
spoo-dah’-yoce
Meaning:
adverb from 4705; earnestly, promptly
KJV Usage:
diligently, instantly