﴿ وَلَقَدْ أَخَذْنَآ ءَالَ فِرْعَوْنَ بِٱلسِّنِينَ وَنَقْصٍۢ مِّنَ ٱلثَّمَرَٰتِ لَعَلَّهُمْ يَذَّكَّرُونَ ﴾

“And most certainly did We overwhelm Pharaoh's people with drought and scarcity of fruits, so that they might take it to heart.”

Please check ayah 7:131 for complete tafsir.