Yusuf Ali
Allah´s object also is to purge those that are true in Faith and to deprive of blessing Those that resist Faith.

Sahih International
And that Allah may purify the believers [through trials] and destroy the disbelievers.

Shakir
And that He may purge those who believe and deprive the unbelievers of blessings.

Pickthall
And that Allah may prove those who believe, and may blight the disbelievers.

محمد جالندھری
اور یہ بھی مقصود تھا کہ خدا ایمان والوں کو خالص (مومن) بنا دے اور کافروں کو نابود کر دے