What legal action can be taken against assault?

‘A’s wife ‘B’ called her brothers and sisters along with her other relatives and friends in her matrimonial house with a false pretext intentionally to beat her in-laws and her husband ‘A’ on which they all entered in the house of ‘A’ with a motive to give beatings to ‘A’ and his parents and also successful in commit beatings with ‘A’ and his old aged parents who were already suffered with several illnesses” From the above illustration the acts committed by A’s wife and her relatives and friends, falls under which offences?