Please Give Faith to my Hubby Lord

Lord, please give faith to my hubby even just small like a mustard seed. Lord, I am begging He needs you now and in his life. He never faith Lord and always questioning You and asking why.. why.. I get tired sometimes Lord but I don't know why I am still firm and standing still despite of everything that are happening, it is because I believe Lord that You are there for me and also to my hubby. Please help my hubby develop the faith he needed Lord. Please Lord. Please.  Thank you Lord.