Tantrasara (Krishnananda) 2.p77

2.p77

kṛṣṇāya vidmahe dāmodarāya dhīmahi tanno viṣṇuḥ pracodayāditi .
daśarathāya vidmahe sītāvallabhāya dhīmahi tanno rāmaḥ pracodayāt
.
iti rāmagāyatrī .
tatpuruṣāya vidmahe mahādevāya dhīmahi tanno rudraḥ pracodayāt .
iti śivagāyatrī .
tatpuruṣāya vidmahe vakratuṇḍāya dhīmahi tanno dantī pracodayāt .
iti gaṇeśagāyatrī .

“We know Kṛṣṇa; we meditate on Dāmodara. May that Viṣṇu impel us.”
“We know the son of Daśaratha; we meditate on the beloved of Sītā. May that Rāma impel us.”
Thus the Rāmagāyatrī.
“We know Tatpuruṣa; we meditate on Mahādeva. May that Rudra impel us.”
Thus the Śivagāyatrī.
“We know Tatpuruṣa; we meditate on the crooked-trunked one. May that tusked one impel us.”
Thus the Gaṇeśagāyatrī.