Sign of labour?

Hi mamsh dto ko magtatanong dipa nagrereply ob ko, if okay lang . 38weeks and 6days ako ngaun, 3days palang ako natagtag then kanina naglakad aki 4 to 6pm paguwi kong bahay may blood spotting, till now matigas tyan ko at masakit likod ko, ano po means nito salamat.#1stimemom #advicepls #pleasehelp #pregnancy #firstbaby