‘The Sealed Nectar’ is a detailed biography of Prophet Muhammad (PBUH) and you can find a pdf version online

For the mandem trying to get ready for marriage there is ‘The Best of All Husbands’ which is about Prophet Muhammad (PBUH) and how he treated his wives. This can also be found online as a pdf

‘Stories of the Prophets’ (Peace be upon them) by Ibn Kathir tells you about them with references to the Quran as well as lessons we can learn from them. Again, can be found online as a pdf

From ‘99 Selected Duas’

If you want me to send you these books through email send through your email on DM and I’ll swing them your way In Sha Allah

‘Letters to a Young Muslim’ by @OmarSaifGhobash is another AMAZING book