The Criterion - 25:59
He created the heavens and the earth and all that is between them in six days and then established His authority. He is the Most Merciful; ask those who know Him well.
Those who know well/experts:
The Cattle/6:114
Shall I seek a lawgiver besides Allah, Who has sent down to you the Book in detail? Those to whom We have given the Book know that it has been sent down from your Lord. So do not be of those who doubt.
اَفَغَيْرَ اللّٰهِ اَبْتَغ۪ي حَكَماً وَهُوَ الَّـذ۪ٓي اَنْزَلَ اِلَيْكُمُ الْكِتَابَ مُفَصَّلاًۜ وَالَّذ۪ينَ اٰتَيْنَاهُمُ الْكِتَابَ يَعْلَمُونَ اَنَّهُ مُنَزَّلٌ مِنْ رَبِّكَ بِالْحَقِّ فَلَا تَكُونَنَّ مِنَ الْمُمْتَر۪ينَ
Prophet Jonah/10:94
If you have any doubt about what We have sent down to you, ask those who have read the Book before you. The truth has come to you from your Lord. Do not be among the doubters.
فَاِنْ كُنْتَ ف۪ي شَكٍّ مِمَّٓا اَنْزَلْـنَٓا اِلَيْكَ فَسْـَٔلِ الَّذ۪ينَ يَقْرَؤُ۫نَ الْكِتَابَ مِنْ قَبْلِكَۚ لَقَدْ جَٓاءَكَ الْحَقُّ مِنْ رَبِّكَ فَلَا تَكُونَنَّ مِنَ الْمُمْتَر۪ينَۙ
The Poets/26:196
It has also been mentioned in the previous Books.
وَاِنَّهُ لَف۪ي زُبُرِ الْاَوَّل۪ينَ
The Poets/26:197
Is it not a sufficient proof for them that the scholars of the Children of Israel knew it?
اَوَلَمْ يَكُنْ لَهُمْ اٰيَةً اَنْ يَعْلَمَهُ عُلَمٰٓؤُ۬ا بَن۪ٓي اِسْرَٓائ۪لَۜ