Bip39 bitcoin wallet https://zenwriting.net/keenanctdp/how-to-create-a-bip39-seed-a-step-by-step-guide It really is crucial that the mnemonic sentences are produced from randomly picked figures! These quantities is often generated in a variety of various ways, which happen to be explained in other articles or blog posts in this article, like "What's an RNG" and Seed Phrase https://bookmark-vip.com/story20592266/bip39-node-js-detailed-notes-on-bip39-wallet-https-t-me-bip39-chat 
