KJV - When I thought to know this, it was too painful for me;

ASV - When I thought how I might know this, It was too painful for me;

BBE - When my thoughts were turned to see the reason of this, it was a weariness in my eyes;

WEB - When I tried to understand this, It was too painful for me;

YLT - And I think to know this, Perverseness it `is' in mine eyes,

Notes