@dderevjanik/termux-api/src/scripts/termux-clipboard-get.ts

This library allows you to interact with your Android device from Node.js using termux-api

import { exec } from "child_process";

/**
 * Get the system clipboard text
 */
export async function clipboardGet(): Promise<string> {
  return new Promise<string>((resolve, reject) => {
    const command = `termux-clipboard-set`;
    exec(command, (error, stdout, stderr) => {
      if (error) {
        return reject(`Error: ${error.message}`);
      }
      if (stderr) {
        return reject(`Error: ${stderr}`);
      }
      const output = stdout.trim();
      return resolve(output);
    });
  });
}