Telegram 8.5 arrives with video stickers, better reactions, and new navigation options
How To Use Telegram Stickers In WhatsApp
Telegram Emoji and Stickers Emoji List
Under chat settings, locate Stickers and Masks.
The next step is to paste the copied link the one you downloaded while downloading the sticker pack and then send the message.
Ensure that you save it in the local storage of your device.