Albert Barnes Commentary Proverbs 30:1

"The words of Agur the son of Jakeh; The oracle. The man saith unto Ithiel, unto Ithiel and Ucal:" — Proverbs 30:1 (ASV)

See the introduction to Proverbs. According to the different reading, as noted there, the inscription ends with: the man spake, and the words that follow are the beginning of the confession, I have wearied myself after God and have fainted.

Spake - The Hebrew word is commonly used for the utterance of a divine oracle.