three Instant biblical things

There are certainly some things that are good if they are "instant": 

Preaching -2 Tim. 4.2 
Preach the word; be instant in season, out of season; reprove, rebuke, exhort with all long suffering and doctrine.

Prayer - Rom. 12.12 
Rejoicing in hope; patient in tribulation; continuing instant in prayer;

Personal Thanks -Lk. 2.38 
And she coming in that instant gave thanks likewise unto the Lord, and spake of him to all them that looked for redemption in Jerusalem.
also see

2 Tim. 2:1

I exhort therefore, that, first of all, supplications, prayers, intercessions, and giving of thanks, be made for all men;

Enjoy the day with GOD!