Names #453, #815 · Viṣṇu Sahasranāma
सर्वज्ञःsarvajñaḥ
Sarvajna — appears 2 times in the stotram, each with its own meaning
Name #453
The omniscient
From shloka 48 · chapter Vāmana
यज्ञ इज्यो महेज्यश्च क्रतुः सत्रं सतां गतिः ।
सर्वदर्शी विमुक्तात्मा सर्वज्ञो ज्ञानमुत्तमम् ॥
yajña ijyo mahejyaśca kratuḥ satraṃ satāṃ gatiḥ
sarvadarśī vimuktātmā sarvajño jñānamuttamam
Also in this shloka: yajñaḥ · ijyaḥ · mahejyaḥ · kratuḥ · satram · satāṃ gatiḥ · sarvadarśī · vimuktātmā · jñānamuttamam
Name #815
The all-knowing
From shloka 87 · chapter Kṛṣṇa
कुमुदः कुन्दरः कुन्दः पर्जन्यः पावनोऽनिलः ।
अमृताशोऽमृतवपुः सर्वज्ञः सर्वतोमुखः ॥
kumudaḥ kundaraḥ kundaḥ parjanyaḥ pāvano'nilaḥ
amṛtāśo'mṛtavapuḥ sarvajñaḥ sarvatomukhaḥ
Also in this shloka: kumudaḥ · kundaraḥ · kundaḥ · parjanyaḥ · pāvanaḥ · anilaḥ · amṛtāśaḥ · amṛtavapuḥ · sarvatomukhaḥ