I praise you because I am fearfully and wonderfully made; your works are wonderful, I know that full well.
NIV
I will confess and praise You for You are fearful and wonderful and for the awful wonder of my birth! Wonderful are Your works, and that my inner self knows right well.
AMP
I will praise thee; for I am fearfully and wonderfully made: marvellous are thy works; and that my soul knoweth right well.
KJV
Your eyes saw my unformed body. All the days ordained for me were written in your book before one of them came to be.
NIV
Your eyes saw my unformed substance, and in Your book all the days [of my life] were written before ever they took shape, when as yet there was none of them.
AMP
Thine eyes did see my substance, yet being unperfect; and in thy book all my members were written, which in continuance were fashioned, when as yet there was none of them.
KJV
My frame was not hidden from you when I was made in the secret place. When I was woven together in the depths of the earth
NIV
My frame was not hidden from You when I was being formed in secret [and] intricately and curiously wrought [as if embroidered with various colors] in the depths of the earth [a region of darkness and mystery].
AMP
My substance was not hid from thee, when I was made in secret, and curiously wrought in the lowest parts of the earth.
KJV