Aupmanyav
Be your own guru.
Hindus too are 'ahl-e-kitab', muhammad_isa. Messengers came to us too 3,000 years ago and kept coming later also. Half the Hindus will agree that God is one. Even RigVeda says that:In the OT..
Exodus 20:3: You shall have no other gods before Me.
In the NT..
Matthew 22:37: Jesus replied: 'Love the Lord your God with all your heart and with all your soul and with all your mind.' This is the first and greatest commandmen.
"eka evāgnir bahudhā samiddha ekaḥ sūryo viśvam anu prabhūtaḥ;
ekaivoṣāḥ sarvam idaṃ vi bhāty ekaṃ vā idaṃ vi babhūva sarvam."
“Agni is one, though kindled in various ways; one is the Sun, pre-eminent over all;
one Dawn illuminesthis all; one is that which has become this all.”
Seer: Medhya Kāṇva
Rig Veda 8.58.2 [English translation]
Rig Veda 8.58.2: “Agni is one, though kindled in various ways; one is the Sun, pre- eminent over all; one Dawn illuminesthis all; one is that which ha...

"indram mitraṃ varuṇam agnim āhur atho divyaḥ sa suparṇo garutmān;
ekaṃ sad viprā bahudhā vadanty agniṃ yamam mātariśvānam āhuḥ."
“They have styled (him, the Sun), Indra, Mitra, Varuṇa, Agni, and he is the celestial, well-winged Garutmat,
for learned priests call one by many names as they speak of Agni, Yama, Mātariśvan.”
Seer: Dīrghatamas Aucathya
Rig Veda 1.164.46 [English translation]
Rig Veda 1.164.46: “They have styled (him, the Sun), Indra, Mitra, Varuṇa, Agni, and he is the celestial, well-winged Garutmat, for learned priests ca...

Call him by any name, half the Hindus will understand what is being talked about.
That is why Gandhi's prayer "Ishwar Allah tero naam, sabko sanmati de bhagawan"
(Ishwar and Allah are your names, may God give wisdom to all."