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صواب ṣawāb v.n. fr. صوب 'to go right; to hit the mark'

A صواب ṣawāb (v.n. fr. صوب 'to go right; to hit the mark'), s.m. The right; right saying or doing; justness of acting or of thinking; a just or virtuous act; rectitude; truth; right way or course, proper manner;—happy issue, success; meed, reward (of faith, or good works, &c.):—ṣawāb-dīd, s.m. Approval, good opinion; advisability; expediency;—bā-ṣawāb, adj. Good, just, proper, correct; favourable.

ثواب s̤awāb v.n. from ثوب 'to return'

A ثواب s̤awāb (v.n. from ثوب 'to return'), s.m. Recompense, compensation, requital, or reward (especially, of obedience to God); the reward of virtue in the future state; a meritorious or virtuous act:—s̤awāb-kā, adj. (f. -ī), Virtuous, meriting reward in the future.