Ouds also known as (agarwood, aloeswood and aloe) and the ‘wood of the gods’ have been in use for over 2000 years for medicinal, aromatic and religious purposes.
6 minute and 28 second Video
Aquilaria malaccensis is the preferred source of agarwood for perfumery and religious traditions in the Middle East and in India. It has been an important part of religious rituals believed to facilitate a connection between man and the divine.
In the Hebrew Bible or Tanakh (a canonical collection of Hebrew scriptures, including the Torah, the Nevi’im, and the Ketuvim), “trees of lign aloes” are mentioned in The Book of Numbers 24:6 and a perfume compounded of aloeswood, myrrh, and cassia is described in Psalms 45:8.
Nicodemus, who had previously come to Jesus at night, also brought a mixture of myrrh and aloes - (aloeswood/agarwood/ouds), about seventy-five pounds.
Proverbs 7:17
I have perfumed my bed with myrrh, aloes (aloeswood/agarwood/ouds), and cinnamon.
Agarwood (Oud) has been used in Malaysia for cosmetic purposes, particularly during sickness and after childbirth. The medicinal benefits of agarwood have also been documented in the Ayurvedic medicinal text, the Susruta Samhita.
Agarwood’s use as a medicinal product was also recorded in Islamic hadīth (collections of statements and actions of the Prophetﷺ) collection of Sahih Muslim, which dates to around the eighth century.
In another authentic hadith canon, Imam Bukhari reported that the Prophet ﷺ said: “Treat with Indian incense (‘Oud al-Hindi), for it has healing for seven diseases; it is to be sniffed by one having throat problems, and to be put into one side of the mouth by one suffering from pleurisy.”
Video
https://youtu.be/HLdq21tKm1k?si=-4lD_zgnVuZIiqy1
This prescription was given more than fourteen hundred years ago before aromatherapy was even considered an area of alternative medicine.
The uses of oud form a central part of adornment and worship in Islam.
Prophet Muhammad’s ﷺ liked oud and musk the most (Bukhari S.K vol 1 p 584). It is reported that He ﷺ would apply scent to the beard and hair (Bukhari S.K vol 1 p 589). Prophet Muhammad (P.B.U.H). “He started the tradition of fumigating oneself with oud – a practice that is followed by Muslims today,” Fathiya Al Marzooqi, the co-founder of Alchimie tells Emirates Woman. “The Prophet Muhammad (P.B.U.H) referred to oud as an item found in Paradise.”.
There are many other Medicinal properties of Oud.
I recommend YouTube Documentary by Al Jazeera called the "Scent of Heaven" https://youtu.be/jv69pYSm2oo?si=_ErdCFq6jXJ_6WhQ .