Qur'an 23:20
وَشَجَرَةً تَخْرُجُ مِن طُورِ سَيْنَآءَ تَنۢبُتُ بِٱلدُّهْنِ وَصِبْغٍ لِّلْـَٔاكِلِينَ
“And [We brought forth] a tree issuing from Mount Sinai which produces oil and food [i.e., olives] for those who eat.”
Al-Muminoon 23:20 · Saheeh International