Yes, Moses reminded the people that Jehovah was constant and unchanging in his love and care for them.
لَقَدْ ذَكَّرَ مُوسَى ٱلْإِسْرَائِيلِيِّينَ أَنَّ مَحَبَّةَ يَهْوَهَ لَهُمْ وَٱهْتِمَامَهُ بِهِمْ لَا يَتَغَيَّرَانِ .‏