KJV - Whereunto I also labour, striving according to his working, which worketh in me mightily.

ASV - whereunto I labor also, striving according to his working, which worketh in me mightily.

BBE - And for this purpose I am working, using all my strength by the help of his power which is working in me strongly.

WEB - for which I also labor, striving according to his working, which works in me mightily.

YLT - for which also I labour, striving according to his working that is working in me in power.

Notes