Question

And He placed on it [i.e., the earth] firmly set mountains over its surface, and He blessed it and determined therein its [creatures'] sustenance in four days without distinction[1384] - for [the information of] those who ask. وَجَعَلَ فِيهَا رَوَٰسِىَ مِن فَوْقِهَا وَبَٰرَكَ فِيهَا وَقَدَّرَ فِيهَآ أَقْوَٰتَهَا فِىٓ أَرْبَعَةِ أَيَّامٍ سَوَآءً لِّلسَّآئِلِينَ 10

Accepted Answer

[1384] Also ''four equal days'' or ''four days of completion.'' Fussilat Part 24

Translation	And He placed on it [i.e., the earth] firmly set mountains over its surface, and He blessed it and determined therein its [creatures'] sustenance in four days without distinction[1384] - for [the information of] those who ask.
Footnote	[1384] Also ''four equal days'' or ''four days of completion.''
Ayah	وَجَعَلَ فِيهَا رَوَٰسِىَ مِن فَوْقِهَا وَبَٰرَكَ فِيهَا وَقَدَّرَ فِيهَآ أَقْوَٰتَهَا فِىٓ أَرْبَعَةِ أَيَّامٍ سَوَآءً لِّلسَّآئِلِينَ
Sorh	Fussilat
AyahN	10
Part	Part 24

Days فِيهَا I.E Earth Firmly Set Mountains Surface