#Jacob said to them

"Jacob said to the shepherds"

#My brothers

This is a polite way to greet a stranger.

#Laban son of Nahor

Here "son" refers to a male descendant. Another possible meaning is "Laban the grandson of Nahor." (UDB)

#and, look there, Rachel his daughter is coming with the sheep

"Now look! Rachel his daughter is coming with the sheep"