Then he launched out on (yet another) course (to the northern part of his empire, - to the territory between the Caspian Sea and the Caucasian Mountains).
14 English Literal
Then he followed a reason/motive/connection
15 Faridul Haque
He again pursued a purpose.
16 Hamid S. Aziz
Then he followed still another way
17 Hilali & Khan
Then he followed (another) way,
18 Maulana Mohammad Ali
So it was. And We had full knowledge of what he had.
19 Mohammad Habib Shakir
Then he followed (another) course.
20 Mohammed Marmaduke William Pickthall
Then he followed a road
21 Muhammad Sarwar
He travelled
22 Qaribullah & Darwish
Then he followed the road,
23 Safi-ur-Rahman al-Mubarakpuri
Then he followed (another) way,
24 Wahiduddin Khan
Then he followed still another path,
25 Talal Itani
Then he pursued a course.
26 Tafsir jalalayn
Then he followed a way,
27 Tafseer Ibn Kathir
His Journey to the Land of Ya'juj and Ma'juj, and building the Barrier