Al-Muzzammil-6, Surah The One Wraped in Garments Verse-6

Surely the rising by night is (difficult but) stronger in effectiveness and more secure in recitation.

Verily the rising by night! it is most curbing and most conducive to right speech.

Indeed the watch of the night is firmer in tread and more upright in respect to speech,

Rising and praying at night impresses (mind and heart) most strongly and (makes) recitation more certain and upright.

Surely in the watches of the night the soul is most receptive and words more telling.

Indeed getting up in the night is tougher, and the words flow with strength.

Verily, getting up at night (for Prayer) is the most effective means of subduing (one´s self), and the most upright way to acquire firm control over one´s actions and speech.

surely the first part of the night is heavier in tread, more upright in speech,

Surely the vigil of the night is the most potent for the soul (to receive impressions) and the best for framing speech (or the Words of prayer).

Verily, the rising by night (for Tahajjud prayer) is very hard and most potent and good for governing (the soul), and most suitable for (understanding) the Word (of Allah).

And remember the name of thy Lord and devote thyself to Him with (complete) devotion.

Surely the rising by night is the firmest way to tread and the best corrective of speech.

Lo! the vigil of the night is (a time) when impression is more keen and speech more certain.

Prayer at night leaves the strongest impression on one´s soul and the words spoken are more consistent.

Indeed, the first part of night is heavier in tread, and more upright in speech.

Indeed, the hours of the night are more effective for concurrence [of heart and tongue] and more suitable for words.

Indeed getting up in the night is tougher, and the words flow with strength.

The vigil of night is more effective, and better suited for recitation.

Surely, getting up at night [for worship] is the most potent means of subduing the self and most suitable for the word [of prayer].

Truly the rising by night is most potent for governing (the soul), and most suitable for (framing) the Word (of Prayer and Praise).