God sent an angel to strengthen Elijah. Jehovah also provided food and drink that would sustain Elijah during his 40 - day trip south to Mount Horeb.
وَزَوَّدَهُ بِٱلطَّعَامِ وَٱلشَّرَابِ ٱللَّذَيْنِ كَانَا سَيَدْعَمَانِهِ فِي رِحْلَتِهِ ٱلَّتِي دَامَتْ ٤٠ يَوْمًا إِلَى جَبَلِ حُورِيبَ .‏