حُرُوْفُ التَّوَاكِدِ

حَرْفٌحُرُوْفُ التَّوَاكِدِ 
MeaningExampleمِثْلٌParticleEmphatic particles
Certainly, Surely, indeedParticle of Emphasisلَ لَامُ التَّوْكِيْدِ
Ever/ NeverI will not drink wine everلَنْ أَشْرَبَ الخَمْرَ أَبَدًاEmphasizes a negative verb in the futureأَبَدًا 
Ever/ NeverI did not see him everمَا رَأَيْتُهُ قَطُّEmphasizes a negative verb in the pastقَطُّ 
Certainly, Surely, indeedParticle of Emphasisننُوْنُ التَّوْكِيْدِ
Certainly, Surely, indeedParticle of Emphasisإِنَّ
Certainly, Surely, indeedParticle of Emphasisأَنَّ

Valuable resources:

حُرُوْفُ التَّوَاكِدِ

Learn Quranic Arabic online dvds

Download study materials, notebooks 1, 2, 3, notes etc