Name #90 of 1000 · Viṣṇu Sahasranāma
अहःahaḥ
Aha
Luminous as the day; he who never sleeps
From shloka 10 · chapter Matsya
सुरेशः शरणं शर्म विश्वरेताः प्रजाभवः ।
अहः संवत्सरो व्यालः प्रत्ययः सर्वदर्शनः ॥
sureśaḥ śaraṇaṃ śarma viśvaretāḥ prajābhavaḥ
ahaḥ saṃvatsaro vyālaḥ pratyayaḥ sarvadarśanaḥ
Also in this shloka: sureśaḥ · śaraṇam · śarma · viśvaretāḥ · prajābhavaḥ · saṃvatsaraḥ · vyālaḥ · pratyayaḥ · sarvadarśanaḥ