וַיְמַהֵ֣ר פַּרְעֹ֔ה לִקְרֹ֖א לְמֹשֶׁ֣ה וּֽלְאַהֲרֹ֑ן וַיֹּ֗אמֶר חָטָ֛אתִי לַיהוָ֥ה אֱלֹֽהֵיכֶ֖ם וְלָכֶֽם׃
Then Pharaoh called for Moses and Aaron in haste; and he said: ‘I have sinned against the LORD your God, and against you.
Read kabbalistic (mystical) interpretation of Exodus 10:16: and classical mystical sources.