Sehtukvan Diksha is associated with the initiation (diksha) of Lord Mahavira, the 24th Tirthankara of Jainism. According to Jain tradition, Lord Mahavira renounced worldly life and took diksha at a place called "Kundalpur" (also known as Kundagrama or Kundalapura), which is near Vaishali in present-day Bihar, India.

The term "Sehtukvan" refers to a garden or forest (van) in Kundalpur where Mahavira performed the ritual of renunciation. This location is considered highly sacred by Jains and is an important pilgrimage site.

Summary: Sehtukvan Diksha location: Kundalpur (near Vaishali, Bihar, India), in the garden called Sehtukvan, where Lord Mahavira took diksha.