Rashi on Deuteronomy 32:28/רש"י על דברים ל״ב:כ״ח

1כי FOR that nation גוי אבד עצות המה ואין בהם תבונה IS A NATION OF ERRING COUNSEL, NEITHER IS THERE ANY UNDERSTANDING IN THEM — for if they were wise (לו חכמו),‎ ישכילו זאת THEY WOULD UNDERSTAND THIS viz., איכה ירדף וגו׳ HOW COULD ONE PURSUE [A THOUSAND] etc.