Grammar Check: 'If you don't leave me, I'll be by your side until life end.'

The phrase 'If you don't leave me, I'll by your side until life end.' contains a grammatical error. The correct phrase should be: 'If you don't leave me, I'll be by your side until the end of life.'

The original phrase uses the incorrect verb form 'by' instead of 'be'. Additionally, 'the end of life' is a more common and accurate way to express the concept of 'life end'.

Understanding correct grammar is crucial for clear and effective communication. It ensures that your message is conveyed accurately and professionally.