They were worthless and posed a real spiritual threat. In 607 B.C.E., many who heeded such valueless words met an untimely death at the hands of Babylonian soldiers.
بِٱلتَّبَايُنِ ،‏ قَالَ مُوسَى لِلْإِسْرَائِيلِيِّينَ :‏ « وَجِّهُوا قُلُوبَكُمْ إِلَى جَمِيعِ ٱلْكَلِمَاتِ ٱلَّتِي أُحَذِّرُكُمْ بِهَا ٱلْيَوْمَ .‏ .‏ .‏