Surah Saba, ayah 18

34:18

وَجَعَلۡنَا بَيۡنَهُمۡ وَبَيۡنَ ٱلۡقُرَى ٱلَّتِي بَٰرَكۡنَا فِيهَا قُرٗى ظَٰهِرَةٗ وَقَدَّرۡنَا فِيهَا ٱلسَّيۡرَۖ سِيرُواْ فِيهَا لَيَالِيَ وَأَيَّامًا ءَامِنِينَ ١٨

Waja'alnā baynahum wabaynal-qural-latī bāraknā fīhā quran zāhiratan waqaddarnā fīhas-sayra sīrū fīhā layāliya wa ayyāman āminīn

And We placed between them and the cities which We had blessed1225 [many] visible cities. And We determined between them the [distances of] journey,1226 [saying], "Travel between them by night or by day in safety."

Footnotes

1225 In the lands of what is now southern Syria and Palestine.

1226 i.e., We placed the intermediate settlements at calculated distances for the convenience of travelers.