Lucknow, March 1 -- As tensions continue to shape headlines around Iran and Israel, few would imagine that a quiet village in Uttar Pradesh shares a historical connection with the leadership of modern Iran.

Yet Kintoor, a modest settlement in Barabanki district, adjoining the state capital of Lucknow, is widely regarded as the ancestral home of the lineage that produced both Ayatollah Ruhollah Khomeini and the current Supreme Leader, Ayatollah Ali Khamenei. What links this Indian village to Tehran is not contemporary politics, but a two-century-old story of faith, migration and enduring identity.

The connection dates back to 1790, when Syed Ahmad Musavi was born in Kintoor. A respected religious scholar, he embarked on a pilgrimage to Ira...