Title: The Nature, Solemnity, Grounds, Property, And Benefits, Of a Sacred Covenant. Together With The duties of those who enter into such a Covenant. Delivered in a Sermon at Westminster, at that publique Convention, (ordered by the Honourable House of Commons) for the taking of the Covenant, by all such, of all degrees, as willingly presented themselves, upon Friday, Octob. 6. 1643