There is no need for me to write to you about this service to the Lord’s people. 2 Corinthians 9:1 NIV
Tau (Wikipedia) Tau /ˈtɔː, ˈtaʊ/ (uppercase Τ, lowercase τ, or τ; Greek: ταυ [taf]) is the 19th letter of the Greek alphabet, representing the voiceless dental or alveolar plosive IPA: [t]. In the system of Greek numerals, it has a value of 300.