Ref. No. 38 / 1206
In the name of Allah the most Gracious the most Merciful
The answer to your question is as follows:
Explain to them Islamic concepts of life. Just try your level best. It is only Allah Who gives Hidayat. Practice highest level of morality. May Allah help you!
And Allah knows best
Darul Ifta
Darul Uloom Waqf Deoband