Manusmriti
ऋषयो दीर्घसन्ध्यत्वाद् दीर्घमायुरवाप्नुयुः । प्रज्ञां यशश्च कीर्तिं च ब्रह्मवर्चसमेव च ॥ ९४ ॥
By prolonging the twilight devotions, the sages obtained long life, wisdom, honour, fame, and excellence in Vedic knowledge.
english translation
RSayo dIrghasandhyatvAd dIrghamAyuravApnuyuH । prajJAM yazazca kIrtiM ca brahmavarcasameva ca ॥ 94 ॥
hk transliteration by Sanscript