﴿ وَٱلْأَرْضَ مَدَدْنَٰهَا وَأَلْقَيْنَا فِيهَا رَوَٰسِىَ وَأَنۢبَتْنَا فِيهَا مِن كُلِّ شَىْءٍۢ مَّوْزُونٍۢ ﴾

“And the earth -We have spread it out wide, and placed on it mountains firm, and caused [life] of every kind to grow on it in a balanced manner,”

Please check ayah 15:20 for complete tafsir.