Phaser CE

Scale of sprite:

sprite.scale.setTo(0.5, 0.5);
// sprite.scale.x = 0.5;
// sprite.scale.y = 0.5;

 

Text:

game.add.text(X position, Y position, text, style);
text = game.add.text(20, 20, 'text content', {
    font: "10px Arial",
    fill: "#fff", // text color
    align: "center"
});
Update text content:
text.setText('new content');

 

text.anchor.setTo(0.5, 0.5); // ???

Refer to this document: https://phaser.io/docs/2.6.2/Phaser.Text.html