إِرْمِيَا 13:23

هَلْ يُغَيِّرُ ٱلْكُوشِيُّ جِلْدَهُ أَوِ ٱلنَّمِرُ رُقَطَهُ؟ فَأَنْتُمْ أَيْضًا تَقْدِرُونَ أَنْ تَصْنَعُوا خَيْرًا أَيُّهَا ٱلْمُتَعَلِّمُونَ ٱلشَّرَّ!

Can the Ethiopian change his skin, or the leopard his spots? then may ye also do good, that are accustomed to do evil.