The IPC 1860 was replaced by the BNS 2023 (in force 2024-07-01); no verified section mapping on file for Section 397 — confirm the corresponding provision (savings: Section 358, BNS 2023).
If, at the time of committing robbery or dacoity, the offender uses any deadly weapon, or causes grievous hurt to any person, or attempts to cause death or grievous hurt to any person, the imprisonment with which such offender shall be punished shall not be less than seven years. CLASSIFICATION OF OFFENCE Punishment--Rigorous imprisonment for not less than 7 years--Cognizable--Non-bailable--Triable by Court of Session--Non-compoundable.