Surah Ash-Shu'ara 26:43

قَالَ لَهُم مُّوسَىٰٓ أَلْقُوا۟ مَآ أَنتُم مُّلْقُونَ

Moses said to them, "Throw whatever you will throw."

Translation: Saheeh International

Tafsir

Moses said to them after they had said to him Either you cast or we shall be the casters Q. 7115 ‘Cast what you have to cast’ — the command to do this signifies an authorisation for them to cast and a means whereby the truth will be made to prevail.

Excerpt from Tafsir al-Jalalayn, commentary on 26:43, via Quran.com. The reader has the full commentary and 9 more tafsirs.