Forty Hadith of Shah Waliullah Dehlawi
أربعون شاه ولي الله الدهلوي
Hadith 38, 40 Hadith Shah Waliullah 
Travelling is a portion of punishment.
الْسَّفَرُ قِطْعَةٌ مِّنَ الْعَذَابِ
Reference : Hadith 38, 40 Hadith Shah Waliullah