It is narrated from Sayyidah Umm Salamah (may Allah be pleased with her) that the Messenger of Allah (peace and blessings be upon him) said: "There is no (new) alliance in Islam, and whatever alliance was made in the Jahiliyyah (pre-Islamic ignorance), Islam has only made it stronger."
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 20190