Commentary for Psalms 106:26

וַיִּשָּׂ֣א יָד֣וֹ לָהֶ֑ם לְהַפִּ֥יל א֝וֹתָ֗ם בַּמִּדְבָּֽר׃

Therefore He swore concerning them, That He would overthrow them in the wilderness;

Rashi on Psalms