This is an unusal week in that the top 3 pre-pubs closest to going into development are all worth your purchase:
https://www.logos.com/product/17734/the-epistle-to-the-hebrews Spicq's commentary is still one of the best on Hebrews
https://www.logos.com/product/33305/daily-biblical-sermons Scherrer's sermons fill the gap in Logos/Verbum where there are few Daily sermons. Sherrer also provides missional and monastic sermons - other gaps.
https://www.logos.com/product/42411/prayers-from-the-east-traditions-of-eastern-christianity Prayers of the Eastern Church doesn't mean Greek/Russian Orthodox ... think instead of the Armenians, Ethiopeans, Malabarians ... this is an introduction to the Syriac church for those uninterested in the Syriac church ... and a reminder that for many early centuries of the church, this was the largest percentage of Christians.