# See now, I

The phrase "See now" indicates that what follows is a request for the hearer to pay attention. "Please listen carefully: I" 

# who have not known any man

This is a polite way of saying that the daughters had not had sexual relations with any man.

# whatever is good in your eyes

"whatever you desire" or "whatever you think is right"

# under the shadow of my roof

"into my house, and God expects me to protect them"