Sahaba learned deen through companionship and Service (Suhabat o Khidmat) Temporary Migration and Travel for seeking Knowledge and struggling for deen. Jihad internally and externally for ones self and others for deen (Ilm and deen ke liye Safar o Hijrat. However, one should note the desire to be a martyer (Shaheed) and partake in Juhad fiddeen is of the highest caliber!
O you who believe! do not devour usury, making it double and redouble, and be careful of (your duty to) Allah, that you may be successful. (3: 130)
