He made diligent use of Pamphilus ’ magnificent library. Eusebius devoted himself to his studies, especially to the study of the Bible.
कोवळ्या वयातच तो सिझेरियातील चर्चवर देखरेख करणाऱ्‍या पॅम्फिलससोबत सहवास राखू लागला होता.