Catholic Public Domain Version
Exodus 4:15
“Speak to him, and put my words in his mouth. And I will be in your mouth and in his mouth, and I will reveal to you what you must do.”
Verse Explanation
A saved explanation for Exodus 4:15.
Plain-language explanation
God tells Moses (and, by extension, the mission he’s preparing) that Aaron will speak God’s message, not his own. God will be with both Moses and Aaron—so God’s words will come through them—and God will show what they must do.
Catholic context
Many Catholics understand this as a sign that God guides those He calls. Even when a person speaks with limited confidence, God can place His message in their words. This can also be linked to the Church’s belief that God equips His people for the task He gives them (whether in preaching, teaching, or serving).
Historical background
Exodus 4 comes during Moses’ call to confront Pharaoh and lead Israel out of slavery. Moses has voiced doubts about speaking, so God provides Aaron as a helper. In that context, God reassures Moses that the mission won’t depend only on Moses’ ability to speak; God will direct the message and the next steps.
Reflection
When God says, “put my words in his mouth,” it highlights God’s initiative. The focus isn’t on Moses’ eloquence but on God’s presence. The reassurance—“I will reveal to you what you must do”—also suggests that God provides guidance for each step, not just a vague promise.
Practical takeaway
If you feel unready or inadequate, you can bring that honesty to God. Ask for the grace to speak and act faithfully in your current situation, trusting that God can guide your words and your next step rather than requiring perfection up front.
Prayer
Lord, place Your words in my mouth and Your wisdom in my heart. Teach me what to do today, and help me to trust You when I feel unqualified. Guide my speech and actions, so that I may serve Your will with love. Amen.