When Moses expressed his fear that his words would not be taken seriously, God prepared him to deal with what lay ahead.
تَذْكُرُ ٱلرِّوَايَةُ ٱلْمُسَجَّلَةُ فِي ٱلْخُرُوجِ :‏ « قَالَ لَهُ يَهْوَهُ :‏ ‹ مَا هٰذِهِ ٱلَّتِي فِي يَدِكَ ؟‏ › ،‏ فَقَالَ :‏ ‹ عَصًا › .‏