Which particular poem are you referring to?
The Question and Answer section for Phillis Wheatley: Poems is a great resource to ask questions, find answers, and discuss the novel.
Which particular poem are you referring to?
Suffice would be defined as not being enough or adequate.
Come, dear Phillis, be advised, To drink Samaria’s flood; There nothing that shall suffice But Christ’s redeeming blood.
Poem title, please?