And said... and they said. — These are two different verbs in the Hebrew, and should be translated and spake (because he had defiled Dinah their sister), and said. The intermediate words are parenthetical, and there is no reason for translating spake by plotted, laid a snare, as Gesenius and others have done.
Related Commentaries of Genesis 34:13
Genesis 34:13-14
13 And the sons of Jacob answered Shechem and Hamor his father deceitfully, and said, because he had defiled Dinah their sister:
14 And they said unto them, We cannot do this thing, to give our sister to one that is uncircumcised; for that were a reproach unto us: