Strong’s Greek
G2577 — kamno
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
κάμνω
kamno — pronounced kam'-no
apparently a primary verb; properly, to toil, i.e. (by implication) to tire (figuratively, faint, sicken):--faint, sick, be wearied.
4 occurrences in the KJV.
Hebrews 12:3
For consider him that endured such contradiction of sinners against himself, lest ye be wearied and faint in your minds.
James 5:15
And the prayer of faith shall save the sick, and the Lord shall raise him up; and if he have committed sins, they shall be forgiven him.
Revelation 2:3
And hast borne, and hast patience, and for my name’s sake hast laboured, and hast not fainted.
Revelation 2:3
And hast borne, and hast patience, and for my name’s sake hast laboured, and hast not fainted.