New King James Version
When I thought how to understand this, It was too painful for me—

King James Bible
When I thought to know this, it was too painful for me;

American Standard Version
When I thought how I might know this, It was too painful for me;

Berean Study Bible
When I tried to understand all this, it was troublesome in my sight

Douay-Rheims Bible
I studied that I might know this thing, it is a labour in my sight:

English Revised Version
When I thought how I might know this, it was too painful for me;

World English Bible
When I tried to understand this, it was too painful for me;

Young's Literal Translation
And I think to know this, Perverseness it is in mine eyes,

Psalm 73:16 Additional Translations ...